commit 5c5cbb98f2cc93e4f3fde4a54c0ab36bcbb7a8c0
Author: Der Teufel <der.teufel.mail@gmail.com>
Date:   Sun Dec 12 13:39:56 2021 +0100

    Days 1, 2; Preparation, compilation and run scripts; Project structure; Empty sources and data files for other days

diff --git a/compile.sh b/compile.sh
new file mode 100755
index 0000000..8721b1b
--- /dev/null
+++ b/compile.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+set -xe
+
+marst src/$1.a60 -o c/$1.c
+
+gcc -O3 -lalgol -lm c/$1.c obj/util.o -o exe/$1.exe
diff --git a/data/day01.txt b/data/day01.txt
new file mode 100644
index 0000000..a12f387
--- /dev/null
+++ b/data/day01.txt
@@ -0,0 +1,2000 @@
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--- /dev/null
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--- /dev/null
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diff --git a/data/day04.txt b/data/day04.txt
new file mode 100644
index 0000000..1732155
--- /dev/null
+++ b/data/day04.txt
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diff --git a/data/day05.txt b/data/day05.txt
new file mode 100644
index 0000000..302b42d
--- /dev/null
+++ b/data/day05.txt
@@ -0,0 +1,500 @@
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+827,166 -> 374,166
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+414,640 -> 875,179
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+657,232 -> 657,945
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+268,959 -> 896,331
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+375,503 -> 375,387
diff --git a/data/day06.txt b/data/day06.txt
new file mode 100644
index 0000000..52d28e3
--- /dev/null
+++ b/data/day06.txt
@@ -0,0 +1 @@
+3,5,3,5,1,3,1,1,5,5,1,1,1,2,2,2,3,1,1,5,1,1,5,5,3,2,2,5,4,4,1,5,1,4,4,5,2,4,1,1,5,3,1,1,4,1,1,1,1,4,1,1,1,1,2,1,1,4,1,1,1,2,3,5,5,1,1,3,1,4,1,3,4,5,1,4,5,1,1,4,1,3,1,5,1,2,1,1,2,1,4,1,1,1,4,4,3,1,1,1,1,1,4,1,4,5,2,1,4,5,4,1,1,1,2,2,1,4,4,1,1,4,1,1,1,2,3,4,2,4,1,1,5,4,2,1,5,1,1,5,1,2,1,1,1,5,5,2,1,4,3,1,2,2,4,1,2,1,1,5,1,3,2,4,3,1,4,3,1,2,1,1,1,1,1,4,3,3,1,3,1,1,5,1,1,1,1,3,3,1,3,5,1,5,5,2,1,2,1,4,2,3,4,1,4,2,4,2,5,3,4,3,5,1,2,1,1,4,1,3,5,1,4,1,2,4,3,1,5,1,1,2,2,4,2,3,1,1,1,5,2,1,4,1,1,1,4,1,3,3,2,4,1,4,2,5,1,5,2,1,4,1,3,1,2,5,5,4,1,2,3,3,2,2,1,3,3,1,4,4,1,1,4,1,1,5,1,2,4,2,1,4,1,1,4,3,5,1,2,1
diff --git a/data/day07.txt b/data/day07.txt
new file mode 100644
index 0000000..9abdb6a
--- /dev/null
+++ b/data/day07.txt
@@ -0,0 +1 @@
+1101,1,29,67,1102,0,1,65,1008,65,35,66,1005,66,28,1,67,65,20,4,0,1001,65,1,65,1106,0,8,99,35,67,101,99,105,32,110,39,101,115,116,32,112,97,115,32,117,110,101,32,105,110,116,99,111,100,101,32,112,114,111,103,114,97,109,10,106,684,36,657,427,156,197,56,205,1104,170,307,291,88,330,12,24,1128,440,1099,1523,936,198,266,1257,874,196,912,335,46,320,666,132,1035,145,877,1484,222,690,479,386,59,101,765,506,27,250,478,609,807,1566,317,138,1390,245,1178,211,64,714,510,256,430,371,182,464,398,1749,57,1023,4,891,1177,459,171,236,1,34,106,744,1766,51,8,256,571,290,462,852,56,372,612,2,688,33,452,1182,739,696,123,469,583,77,40,191,416,1470,1153,459,848,228,677,1203,8,70,1302,207,21,913,9,855,47,81,188,354,700,1169,1199,620,197,41,138,1825,466,387,1124,595,457,1231,3,61,292,120,98,846,893,97,142,673,429,797,139,193,83,586,1726,201,365,415,63,525,277,335,1347,304,995,378,1884,185,331,69,351,134,972,262,208,21,108,1385,143,264,287,625,657,90,345,578,569,280,604,335,453,773,39,79,13,431,245,760,433,167,608,409,655,796,611,45,1167,312,439,1106,420,365,431,169,147,567,20,401,699,356,56,35,1233,975,105,29,787,618,404,179,469,284,304,140,50,283,774,957,455,1651,1,308,936,502,313,218,62,51,1,255,224,64,299,546,4,23,100,868,641,331,1810,399,272,105,156,1031,894,783,775,1823,211,209,1375,64,897,1083,367,14,516,311,86,50,716,1671,515,755,83,490,386,1015,359,620,192,921,1257,606,853,1196,1304,92,1442,89,33,689,832,139,308,140,424,300,97,67,1102,138,1166,753,53,274,236,245,567,205,368,1108,253,893,151,211,736,194,779,344,152,533,869,849,259,794,93,1092,301,51,350,909,499,349,242,1014,55,813,613,75,211,1039,1310,626,1440,381,904,25,1625,491,54,584,465,79,1146,60,476,476,111,1350,721,283,1102,276,41,1111,221,890,223,639,571,346,150,399,400,140,720,0,196,128,1125,610,339,1034,490,979,1328,32,505,567,92,76,377,239,62,12,19,1265,857,182,781,834,682,802,201,313,20,165,71,21,108,961,1190,1257,434,1223,208,488,93,19,96,29,205,264,1586,142,818,569,42,79,475,42,1079,303,117,1569,4,422,750,142,454,116,3,1628,933,1408,274,200,393,544,717,382,65,53,522,71,842,971,1288,128,590,46,882,1568,811,134,23,6,562,450,43,821,96,12,771,23,232,720,134,188,1394,4,1365,134,44,1896,1,194,83,474,101,11,429,309,825,80,322,295,1009,142,198,58,13,647,334,382,334,1364,106,206,479,282,683,379,86,381,1407,146,1470,93,465,588,110,750,1118,744,171,103,594,79,1075,0,501,63,792,293,18,1316,1510,143,406,344,453,28,341,178,11,76,1366,1085,32,1536,1722,190,17,378,166,531,818,921,211,130,171,689,170,478,278,587,335,135,652,41,155,715,109,144,867,847,1072,335,537,50,94,168,51,327,78,182,372,115,70,798,473,470,523,271,1028,1048,607,469,40,91,1064,209,1759,38,994,781,602,80,31,387,356,494,373,44,10,379,62,174,96,1628,875,911,6,692,502,161,329,595,368,1697,42,179,987,65,1091,343,657,84,184,98,926,208,728,698,269,165,99,856,410,167,339,884,258,502,50,158,252,331,1653,107,32,382,1140,105,19,1433,32,827,5,826,1,1000,95,562,153,431,158,550,39,294,91,95,165,8,51,243,1087,1290,597,688,839,332,61,41,321,11,217,150,1282,596,577,590,398,383,1875,88,111,1357,315,28,1344,179,1072,161,613,393,222,421,492,445,1090,234,154,78,440,856,492,1517,351,1162,48,220,8,72,597,350,127,562,1510,488,177,547,32,82,111,47,0,137,264,14,327,46,908,505,518,30,866,16,315,58,708,1776,233,604,1364,630,215,1684,1949,628,118,626,33,150,4,1183,533,50,501,942,43,345,52,473,684,69,608,32,38,992,6,751,1106,523,93,418,297,608,378,1846,32,597,1341,89,412,552,265,143,164,113,48,1181,1352,1066,1128,686,670,639,159,177,120,761,632,129,7,1098,623,2,442,276,595,39,314,959,114,1990,235,1025,50,1547,196,23,476,822,365,430,31,759,2,95,27,615,395,814,131,63,79,503,248,261,40,369,1673,53,130,910,573,28,237,1073,133,107,509,222,1517,441,528,727,408,234,216,549,7,345,1557,1194,372,271,219,268,243,478,253,2,209,278,1200,1272,779,8,161,417,263,131,798,791,58,566,464,1109,370,448,1166,452,1248,379,848,1212,280,444,139,145
diff --git a/data/day08.txt b/data/day08.txt
new file mode 100644
index 0000000..6382829
--- /dev/null
+++ b/data/day08.txt
@@ -0,0 +1,200 @@
+dbc gfecab afcdg dfebcag bd dgbe bcaeg dcefab ecgadb agcbd | acdgb gbcda gdecfba bacge
+bacdegf aefbdc ebf fdbcag edbfa gdaeb acfdb cdegbf face fe | ebf ecdabf fcbad afcdbg
+cabgde gd becgfd dgfe cebgf gfdeacb fdbac bcgaef bgdfc gdc | cbfad dg dgef ecfbdg
+adecgf egfdc cgeadb adbfce dafg bcfeg dge dg fadec dcbegaf | dg dcegf cdgafe gbacfed
+badeg gdbfcea acgef fgdc bgcaef cd ebcfda gadce edcgaf edc | dce efcga dbgea dc
+bgfec dbfgec ebgafc afegcdb fca af cgdabf aegf badce cfabe | caf ebacf bafgec cbfeag
+begacd bd cfadbeg fbecg begfd bgd cdfeag gbaedf fdba agefd | cbgfe fdab efbdg bd
+bg gfdebc beg gabd fcbae fgaeb afegd gafdce dacbfge efgbda | gdba dfgae dgba gb
+cfd edcfbg abfcg gfdcb gbcefda dgcbe defg df acebfd caedbg | agedcbf dgbfaec gbfecd cdf
+bdcag acgebfd eac ae bade abcdgf bdacge bcgea aedgcf efcbg | cfdagb degacb eac edab
+ga ebcadgf gdaf bga fgecb dfabcg adcfb gadecb fecdab gbacf | fgda gdaf agb gfda
+gbcdaf fabdceg gbe ebfgad bfdga eg cefabg fdge adegb cedba | ge fcaedbg ebg aecbdfg
+ab bdeag gbdefc cgafdb fgedb agb befa bagfdec ecgda agfedb | ab aefb abg ab
+fgceab fcgdb fdcebg cbf gafbd cegfd bced cb cadfge cbdgafe | ecbagf cbfdeg cb bc
+fgb eafdgcb cefg ebdgac fcbged fbade fg gbfed gbecd fcabdg | fg eadfcgb fgcbda gedcb
+ecgfda faebc cb fadeb adecbg edfgabc bfgc cab gecaf ecbfag | fcgb bca gbcf cgbf
+gfaed cg cgab abdcf fabcgd gcfda fgc fdgacbe cbdaef fcebdg | fgc cfdageb cbfgad degfa
+fbacd gedfac fadegbc gbf degb ecgdf gb bdecfg gcdbf efbcag | cgedfb gb bcdfa cfdagbe
+dceg deacbg acfbeg egdafbc ebfda dc bcd cgabe gbdafc dbace | cged fabegc febad ebgcfa
+gbdcae cfgade dc dgbface fdage cbgfa adc gdafc dcfe gbdaef | fedc adgcf fcde dgacbfe
+afdgbe cgfabe dcgeab aef feacb fbgcade bgace cgef bcafd fe | ebacf abfdegc dbfac facgeb
+fbeg dgfecba cfgabd eafcb gb edacg gecfab aebcdf ebcag gcb | cfadeb gecda bg gb
+bfcaeg gd fbagc fgad fgcaedb fdgbac cdaeb dgfecb cagdb bdg | cbfgda dg afcedgb egfacb
+gd dcafgb dacfbe edbgacf gfbdc fbceg dbg dfag bdfca begdac | aecfdb eagdcfb fdcbgea fgdbc
+gf dfgc ebfgac bfdace gabfd adgfbc acbfd ecfagbd bgf aedgb | dfgc fdcg gfb gbf
+gbdae ebadf dbcfag acfdb dfec feacdbg geafcb dcbafe fe fae | efa bdcfa eaf debacgf
+deafgc fbgedca gfd dcga dcgbef aecfg dg agfebc adgfe dfabe | dgf badgcef fgace cabefgd
+badcg bagdce bdafgce efgbc df cbgfda cfdbg edgfac fgd adbf | dfcbg df cgbdae bdfgc
+dgabe beagc gbd gfcbdae gd bdegfa bgfedc fbcdae bafde fagd | bcdfge bgd bcage dfga
+adgf adgfce aecfg cdega dbgaecf abcgfe egd egcdfb dg deabc | cdgae dafg dfag afdg
+fbadec afcbg begac be ebcgda dceag edgb efdcga ebdacgf cbe | adfcebg ecafbd debgac edcafg
+cbd dcga cagbf dcafb cd cdebfg dgafcb baefd cbfaeg cfdgeab | fcdab geacbf gfbdce dgcafb
+becd abfdc cgbaf efcda bd ebdcaf gdfaceb bdf bdgeaf cedfga | ebdc fbd bdf fbgdae
+gefacd adcg fedbc cdgfe egd dg dbfega cgbfeda aecfg bcefga | defbcga efcga afgced gdecf
+gfacbd fbcgde cefba efdcga bfgcead egcdf gfb gcfbe bg edgb | gb fdegc gfb fgb
+ag agfdcb egfad fag adefb fdgec bdfgcae acfegd gebfdc aecg | fga ag egafd fcgebd
+cadgbf cd gefbac cdfba fbead cedagb gdcf adc gacbf fgebcda | gcbafd bdcaf gfcd abdfe
+fgebda fd afceb fcdeb fcad cgbed gabfcde dcabfe def befagc | eacfb efd efagcb def
+beaf gfcaebd fdeag dae acdgeb gcdfa dgabef gbedf ea dcbgef | ae aed ae ade
+gb dgeca gecab gcdfaeb ceafb bgc fagb adfceb baegcf gebfdc | fgba bg fecgab bg
+daf gbfda afcedg geadfb fbcdg fgaebc ad dbagefc dbae aebgf | aebd eadcbgf dfa beda
+dcbaef cabfd efgcba cbdgfa aedfg abecfdg ace cbde dfcae ce | cbefag ebcd cdabgf cbfda
+bcgefa bgfcead cd fcbadg bdcga dac gbaed gafdce cfbd bcagf | cbfag acd cfbd bdfc
+dgfcb aebgd gadefc bgfdec cbafgd cgbad egbdafc ac acbf cga | ca ac cabf abcf
+cgaed gafbdec fgaedc ba baegcd edfbg agcb bcdeaf ebdag bea | gfceda ecabfgd defgacb aeb
+cbfag cgdaf dcefab bac ba bdfceg cfgeb eagb cbfgea abcfdge | ba bac gabe cfbeda
+efcgd ecbafdg fgabed edb ebcg adcfb be efcdgb dfcgae dbefc | dcgef ebd becg gdfaebc
+fgedabc dafeb eg ged aegfbd afbecd fbgdc edfgb egaf dacegb | gaecdb cbegad fega fega
+bgfcdae fbcda df eafd gbcaed bdeca gfbac gfdbce bfadce bdf | afcbdeg gabfcde deaf cbeda
+fcgebda fcga bgfcd ebdfcg degba baf bafgd dfagbc bfcade af | afb agfc af cfegabd
+cbfg bfd eabfdg facbdg edfcgab bf fcabd aedcf ebgdac badcg | eafdc bdf bf fbcg
+fbdgce eagbfd dbacfeg dagb geabf cdeaf ebd bd fgbcae afebd | defac bed edb db
+aegcd bad gdaebcf cabfg db ecbd gafdce gcabd gbcade faebdg | dab dba dba cgfba
+ecdba bedacfg cdgeba dagcb bdge gdbfac fcadeg ced de acfeb | ed badfgc beacf bcgdafe
+fg abdeg fgebdca agdceb gfbd gdfae fga cdefa efagbc febgad | fg bgaefc gf bgafcde
+beadc gcbfed fdc bacf fc cbadefg feadc dgfea dcbefa dcgeba | cdf gefda dfc fbca
+bd bgcedf decafg gafcdb acgdf agbce bafd gaefbcd cdb acbdg | fcdga afbd cbfdeg cafdgb
+dabe bgcda egcdb fcdage dcebga bcfge dafgebc gdafcb ed ecd | ebad deba de gcbde
+ga gadcb ebcfdg egbcd agebdc eagb afcedg dbfca dfceagb dga | dabgc ga agd adbcg
+cbfagde ecdgf eabgfc fbd egbdf fageb edba dacbgf bdaegf bd | beda deab abgfe cegfd
+gcdfa gfea ef bdacfeg aedbc efc gfebdc adgbcf fecad aefcdg | feadc fe efc fgcad
+gdcae fga af acegfb fbda gfead edfgbc agdfecb dbgafe fdbge | fabd gfaed efgbd dagce
+afdebg febc cdbae abe eb dbfcea dabcfeg aecgdf dabgc dafce | cefb cedgaf eab acefd
+fgc dcabg gbdefac dfeg ecfdgb bfgcd gebcaf beafdc fg edbfc | cdfeb fcagbe fgbdace febdc
+aegfbd gacdeb fdeacgb dea dgcefb faeg bdfac dgefb ae debaf | debfg dea ea ead
+acgedb cfgae egfcbda fdeac eacbfd fd bdagfe dabec def fdcb | fed fd fcbd fde
+dba bgcfde da cdaf acfbgde fbgdc fgadeb dcbag agbec acgfdb | gacbdef adfgbe bgcad fcdabge
+acdfe cfgdab cdgea afgcebd dcgbae daf gfea fa egdfac bedfc | fa fad fa cedga
+caedg bafgde egcba dabegc agd fecdbga bcfeag fecdg ad abdc | gad cbeag dag cabd
+adfebg fedcagb fagdc gda eadc degcf gdafec ad cdbfge facbg | da aedc cbfgdea ad
+ecfdba dg dgafec gcabdfe fbadg fadcb gbdfca gfd bgefa dgbc | cgbd dbcaf cgdb dbgcfa
+ebacg eb begd dcebaf cdgea gafdce ecb cagfb bfadcge egcdba | bgdaecf bedacg dbeg cbdgae
+ebdagcf cgbea fe agefbc abgdf agfeb egafdc bcef feg deabcg | cegabd ecgafbd ef fe
+cd cgebdfa fgeabd cbd cabed gfbdec adcf abgce eafbd fcebad | efabcdg bcefgd baedc abfde
+acfg gbacfd edgfabc bdcaf dca caebdg dafbe gbcdf ac dfbgec | bgcfed cda dbgfc acd
+agdbefc abdc ecd gfcae aedbf gbcdef ebafdg ecadbf efadc cd | afdeb cde dbafce bfadge
+begad de fged gfbea dbe gbdac ebfgdac efgabd cadfbe fegabc | de dgfe cgfaeb gadbc
+gefdc gdfb gdbcaef deb ebfcd gcebad bd dacefg gdcbef fabce | gfedabc deb gcfade fdgb
+bdec dagcf cefbg bfgace bgedfc edacfbg fgdec fde adgefb de | dbfaegc cedb edfabcg fcdeg
+eaf gabed cabegdf fe ecbgaf fadeg gadfc fcdega cfde cbgafd | adgef fced cgdbafe fae
+fcbaedg gadce abcg ceb bgedf adfbec decagf bc dbceg eabdcg | ceb bgafecd cabg acefbd
+dagb cfgde acgfeb fbgac fcgdb bd dbf cbfagd fcbeda bcefgad | db fegdbca dbceafg aedbfc
+edagb da dab fbdge cgdfbe acegb adfe abdgfce dfgeab bfgcad | abd dab gfbead eagbc
+bdfega dcbgf efcgabd ce fec fcegd agce fegad daebfc efdcga | ec ecf dgacef bfecad
+cdabgef bgdfe aecgb gcfa fc acgebf dcaebf dcbgae cfgeb efc | fc fcga bfecga faecbdg
+dfeac gdfcea fcg acdebf cdge cgefa bdcgaf cg fegbdac bfage | cfg cfg gfeca fegac
+bfad bcf bedcga cadeb bf bceafd bcegfd dbaegfc ecfga cfbae | efacdb afbd bcf fb
+aegfcd bcdeg abcefg gcfea bcgafed bga afbe bagec ab fbdgac | gceba gacbe gbacef gab
+dca ebda bdfaceg acgdb gbcdea begcd efbdcg efacgd bfagc ad | adcbeg ad cbfga cfbgeda
+fadebc gcfbea becgf gf fgc abfg ecgbd dfecabg fcedag eafcb | ebfgc gaedfc bgcef gedabfc
+fadg eafgb gbead bdaec ecagbf dg gdb agfebd aedcgfb cfgbde | bfecdag bgd badce gd
+egcd efadb gacbfd bcaeg ecadgb adc bacegf adecb dc agedcfb | fcgabe degc acd cd
+bedfcag gc fagdec gfabce bfgec acgb befac gfc bgdef aecfbd | cg ebfdg cfg gc
+aegbdf gfabced fadebc gfde ed bcaeg fbgda eadbg fgbacd bde | dbcefag bed afcbged aegdb
+agd fagec cfbgda bfceagd fgeacb cdae gdbef dagef da efcdga | edbgf gda gedaf cdgfaeb
+fgaec eb fcgbd agfdeb cedb fabcdeg egb febcg dfbgec cdfgab | fgbcde dbeafg egcfdba gcbfd
+gfe fdbae ge bfgdc dgfaec cgeb dcfgbe dabfgc fdegb eabgcdf | gebc gceb defbcag afbcedg
+dfce cgbed fbcagd bcdgf ged bdfgae ed bdfceg agebc fabdegc | fcde gde gecdbf de
+dba dcafbg gcdefb fbged dgeab bfegad gaecd ba aebf egafdcb | beadg cfdbage bgafde acdge
+bcgdef cbdgeaf ae fbdace afbde gcdabe gdbfa edbcf fcea bea | dgafb adbfce ea fbdecga
+afdg fgebc fdeacbg fd gadcb fdcgb gfacbd gbeacd acdfeb dfc | fd bdcafeg caefbd dafg
+dfebag defa bdgfa beafg agbcfd eab cbagefd cfgbe ea acbgde | abdcge abe ae fecbg
+ef bgfdeac bdcefg cfdba ecf dgecba gfae abgefc ecbga acefb | debcag afge efag fe
+cg gbfc gabcd bgade dgc gbecafd egdfac dfbac abdcfe gabfdc | gcbad degfabc cgafbd adbgcf
+edbcgf acgbf fbaedc cbfae gfc agcdb dagecfb fg fcgbea eagf | fg adcbef fbeac fadcgeb
+deacg daeb dagbce ecdbgf edc ed bgaefc gecba dagcf abdgecf | cdaeg abcge dec ecd
+fcgadb caged bedc cdabeg dfaecbg befag db dgb eagbd gacdef | fecagdb begad dgb db
+fbcdga fgcad fecdg gcedab bfca adc ac bfdga dbfega eafbcdg | adc cbgade fgcadb ceabgd
+cefdbg gde bgfeac ed begcd cbefg bfde aedcgf cbafegd gacbd | fegbdac gcbefd cbgef bgedc
+bfdagc afdc bagcf gbfdc begcd begdaf beafgc dbefgac gfd fd | fcda df dfac dcbfg
+gcbfe bfeacg cedbf ge bfcga gfe gfecda ecbgdfa bgfadc bage | feg eagb gef abfgc
+bgfec bac abecdfg ab gdcea ebgcfa fagb aebcg caebfd gfcbed | ab ab cba acgbe
+gdbcf cbedg ce ceg abcgde adbeg efgcab bdfegac adec adfbeg | gaecdfb bedga cge cead
+eafcb cfdbe aeb acfeg ab dcgbfe adfb fgacedb ecabgd fdbcae | fbcde aedfcbg bea edcbf
+ebdca egc cgabe fbge cgbfda ge bacfg geacbf afdgec gebacfd | badce cge bgfcea ge
+gdfecb bdge gdf dgbcaf aefbgc bfecg fgdec dg ecdbfga deacf | dgf fedcagb gd gcedf
+agdeb cfdbag gcabd ed dacegbf gebfa eagbdc acde efcgbd edb | ed eagdb de de
+feag cfgbed feacbdg cfgade efcdg fcgdab afd dfeac af abedc | cbagfde dbagfc faeg dgabcf
+cdg efgbcd decgfa dcegb dgbf gd ebdcfga adebc gbcfe cefagb | bfecg dgbf gdbf dg
+gab dfceag gdcb bg gbead agdefbc gcabef acged efdba agdceb | gdcb bgdc edbfa bag
+bgafde afdgc gcafed efgdc ceda gdcebfa gdbacf de gbcef edg | edg gde eadfcbg cade
+gdb egcfadb gdef abcfd dg ebfag gadbef abdgf aefbgc cbgaed | fedgba dbegfac bfeagd gefcdba
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diff --git a/data/day09.txt b/data/day09.txt
new file mode 100644
index 0000000..ddc7d16
--- /dev/null
+++ b/data/day09.txt
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diff --git a/data/day10.txt b/data/day10.txt
new file mode 100644
index 0000000..899a010
--- /dev/null
+++ b/data/day10.txt
@@ -0,0 +1,102 @@
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+{<([[[({{(<[([{}<>]<{}{}>)[[<>[]]]]{{(()<>)[()]}}>){((([{}<>]{[]{}})<<[][]><<>{}>>){([[]{}]<<>()>){
+{{[{({{(({<[<{[]{}](<>)>][<(()[])(()[])>[[<>{}](<>())]]><<([{}]{{}{}})[{[]}{{}[]}]>[{<()<>><<>>}]>
+(<<<[(({[[[{<[{}<>]{<><>}><({})>}{{{()}{(){}}}}][{[({}{})[<><>]]<({}[])[()()]>}(<([]<>)<[](
+<[{[((<<[[<[({[]()}{(){}})[{<>[]}<()()>]]>]]<[{{[[[][]]<[]()>][<<>{}><<><>>]}}({[<[]()><{}[]>]{<[]
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+<[<<{[(<{[{({({}[])(()[])}[{{}<>}{{}<>}]){<{<>[]}[<>()]>{<{}()>}}}{{{{()()}}[{{}<>}({}<>)]}}}}>{{[[{<[
+[{([<{{<<<[([<[]()>])]([{{<>{}}}{(()[])[<>[]]}])><[(<{()<>}{<>}>[([]{})<<>{}>]}([{()<>}({}[])]<<{}[]>({}{}
+<([<([{{<<{<(([]<>)<{}{}>)>({[(){}]}((<>[])<{}[]>))}<{<(()[])<[]>>({[][]}(()[]))}(<{()[]}{[]()}})>>[([({()[
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+{{{[{<<(<<[{({(){}}[{}{}])}[{[<>[]]{()()}}{[()]{(){}}}]]>>)><{((<<{<[]{}>([]{})}{{{}{}}}><([{}[]](()()))>
+[<(<<<[(([((<<<><>>>[<[]<>>(()[])])[{((){}){<><>}}<<{}{}>(()[])>]){(([[]<>]<[]>)<{[]}[[]<>]>)<<{{}{}}[[
+<(<<({(([[({[[[])(()[])][<[]()>{{}[]}]}{({{}}{(){}})(((){})([]<>))})([[([][])<{}<>>]<<()><<>()>>](
+[{[[<{<<{<{<{<()()><{}[]>}([(){}](<>()))>(<{<>[]}([])><[[][]](<>{})>)}(({<[]<>>{()()}}<<[][]>>){({()[]
+<([<{((({({[<(()[])[{}]>({[]()})]<<[[]]>>}<[[{[]{}}[{}{}]]([{}[]]{(){}})]({(<>())})>)}({<[{{{}
+({{([(<<{({(<(<><>)<{}<>>><<{}()>[()()]>){<{{}()}(<>[]>>}})}>>[<<<{(({{}<>}(()[])){<[][]><{}>})
+[<((<<{{<[[[[{[]()}][{[]{}}(<>())]]]]{<<{(()<>)((){})}<[<>[]]{[][]}>>(<(()())(()[])><{{}<>}({}())>)>[<<[(
+[(<<(<<[(([{((()())<<><>>}[{()<>}({}<>)]}]{{<(<>[]){(){}}>([<>()]({}{}))}})<<(<[[][]][[][]]>[([][]){(){
+<[([[<<[{(<([([]{}){{}<>}][{()}([][])])>)({<({(){}}){[[]{}][()()]}>{{{[]()}({}{})}(<[]{}><<>()>)}}[{[<[]()><
+{<{<[[{({<[<<({})<()[]>>((<>{})<[]{}>)>]>})}((<[[(<<{}{}>{[][]}>)<<[()[]]{<>{}}>{{()[]}[()]}>]<({[
+[({({(<<<<<[[<[]{}>]{<<>{}><[]{}>}]><<<([]{})<{}[]>><[{}[]][()<>]>>[[<{}[]>{[]}](<{}()>[{}<>])]>>>>{<{([((
+<({[({<{[<({{<()[]]}[{()[]}[{}<>]]}{[{()<>}{<><>}]([[][]]<[]<>>)})>[[[(<()<>>({}[]))<[(){}]<<><>>>]][[<({}{}
+{<(<<(([[{(<[[()[]]<()[]>]{<()<>><()[]>}><{<[]{}>{()()}}>)([([(){}]{<>{}})[{<>{}}[<>{}]]]<<[[]{}]{()
+{[([[{[<[<{(<<[]{}]>({<><>}({})))([{{}<>}]<{()<>}[{}[]]>)}<([(()[])<()()>])<{{[]{}}[{}()]}(<<><>>[()()]
+<<[{<[({((<<({{}()}{()[]})>[<<{}{}>{<><>}>]>){{<[{[]()}[[]()]]{[{}[]]}>[{<{}{}>{[]<>}}([{}[]]((){}))]}(
+<<{((([[({<{[(()<>)<()[]>]({()[]}({}<>))}{{{[]<>}[{}[]]}[{<><>}]}>}<[[([{}()]{(){}})<({}<>)[[]()
+{(([({{(([<{{{<>()}<<>()>}[{<>()}(()())]}>]{(<([()<>]{()<>}){{()<>}}><<{{}}{[][]}>(<(){}><{
+{<(({{[<([(<<([][])(<>()]>{{{}{}}{[]<>}}>)[{(<()[]>{<>{}})[{()[]}<[]<>>]}{<{{}[]}><<{}>[{}<>
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+(({({[({<{{{[[()()]({}())]}[([{}]<{}()>)([{}()]{{}{}})]}[((<{}<>><()()>))]}[{{{(<>{}){<><>)}[<()()
+(<({{<([{[([[({}<>)][([]<>){[]{}]]][[<()[]>]])][<{[[{}[]](())]<<()[]>(())>}{<{{}[]}[<>{}]>{<[]<>>
+(([[([([<[{[(({}[])<[]{}>)]}][[{({()<>}[{}[]])(([]())(()<>))}<[<[]{}>({}<>)]{{{}{}}{[][]}}>]{{{
+<[{[{<<{[[<{(({})(<>{}]){([]())[[]()]}}{(<()()>([]())){([]{})<[][]>}}>]{({[[<><>]{[]()}](<{}[]><[]<>>)}
+([{<({{([([[{{()[]}}({(){}}[<>{}])>]({{(())([]<>)}<[()<>][[]()]>}([{()[]}{()()}])))](([[[{<>{}}[<>(
+<[[[(<[{{[[{{{<>[]><<>>}[{()[]}({}())]}[<[{}<>]<[][]>>]]]}{{({{{<>()}{()<>}}<<{}[]>({}[])>}[[(<><
+[[<[<({<[({{[[<>{}][[]{}]]{<()()>{<>{}}}}[<<<>{}><[]<>>><<{}<>>(()[])>]}){<[(([]())[<>()))[({}[])<
+<<(<<<<((([[<<{}[]>(<>())>]]<{{[[]<>]<[]>}{[{}()]{<>[]}}}<[[<>{}]({}())]>>)){{([(({}[])({}[]
+([{<([<[[[{[[{<>[]}{[]()}>([[]])]<({{}{}}({}[])){(<>{})<()()>}>}<{(([]()){()<>})[{<>{}}{<>()}]}<(([]
+<{[<(({([[((((<>[])[[]{}])({[][]}))(<[()<>]{<><>}>)){<<{<>[]}<<>()}>>{({{}{}}(()()))}}]][{
+({<{<<<{{{(((([]())[<>]){<(){}><{}[]>})<{([]<>)[<><>]}[{()<>}({}<>)]>){((<[]()>[<>{}]){<()<>>(
+[{<(([(<[((([[(){}]{[]()}])))]>)[<{(<<[<<>[]><()()>]>>){[<{{(){}}({}[])}([{}()][<>])><((()<>)[[]])[[{}()](<>
+{<<[<{[(<{<([{()[]}({}<>)]{[{}<>][{}()]})([{<>{}}<<>>])>{(<{{}())<{}()>>(({}[])<<>()>))[({<>()}[()[]])<<{}<>
+[<([<<<[({([<<(){}><{}[]>>[[<>{}][{}<>]]]<[<()[]><(){}>]([<>{}][<>[]])>)<<{<[]<>>[[]{}]}<({}(
+<[[(<[{[[({{{<<>[]][{}[]]}[[[]{}]]}}){{[[(<>{})(()<>)]({<>()})]({({}{})<[]{}>}[<()<>>])}{<{[()[]]}[<
+<(<(<((<[((([[<>()]]){<[<>[]]><([]{})>})[<<{<>()}{{}<>}>(((){})[<>[]])>{[[<>()][{}[]]](([][])([]))}])((
+[(<{{<(((<<{[[<>[]]]{([]<>)<{}[]>}}[<{{}{}}[{}()]><{[]()}[{}]>]>{[<{{}[]}([]<>)>[[(){}][()()]]]
+<(<(([[{[<<<(({}))[{[][]}]>[[([]{})({}[])]]>[<<(<>[]){<>[]}><[()<>]>)<[{{}<>}(<>{})]{[<>()]{{}{}}}>]>{[{<{
+({<({{{[[(([<<()[]><<><>>>])(<((<>()))(<<><>><[]<>>)>)){{({[[]()]{[]<>}}[[{}[]]<[]()>])}({({()()}<[]()
+{{{<[<{<{[<(<{[]()}><[()[]]{[][]}>){<<[]>[<><>]>([<>()][<>()])}>)<<<(([]())[<>[]]){[[][]](<>{})}><([(){}]{{}{
+<[((<<<({<[((<{}<>>[[]{}})((<>[])))({<()()>{<><>}}{(<><>){(){}}})][[<<[]>>[{<>[]}{[]()}]]([{
+(((<<{<({<[[[{()()}(()<>))(<()[]>((){}))][{({}[])[{}()]}<<{}{}>{()()}>]]>})<<{{<[[<>{}]<[][]>]((<><
+[<[{[[{{<{[(<<<>[]><{}()>>)({[{}[]]}((<>())<()[]]))]{{({()[]}([]<>)){{<>[]}[[][]]}}}}{({(<<>[]>{[]})[[{}
+<<[({[[[[([<(<<>[]>{()[]})>{<[()<>]>[[[]<>]({})]}]<(<{{}}([])>[<{}()>])[{{<>()}<(){}>}<<<>{}}[{}{}]>]
+([(((([[<[{({<{}>})<([{}<>][(){}])<<[]()><()[]>>>]{[([<>[]](()()))[{{}[]}[{}<>]]]({({}<>)[<>()]}<{()<>}{[]{
+[[<{[{<{{(<(<[<>{}]><([]{})[{}<>]>)>{{[{<>[]}[{}()]]<<()>{[]}>}[[((){})([])]{<<>()>([][])}]})
+{<[{{{<{([<[<{{}{}}[[]{}]><{{}[]}>]{(<{}<>><{}[]>)(<(){}><()()>)}>]<<<({{}}(<>()))[<{}[]>(<>{})]>({<[]>{()<
+{<[{[<(({[{{({{}[]}[()[]]}}<(([]())[()[]]){(()){<>()}}>}[<<{<><>}>[([]{}){{}<>}]>[{{<>{}}{()[]}}
+<{[{([<{<((<[<()[]>{[][]}]<<()[]><<>{}>>><([<><>]<()()>)({{}()}<(){}>)>){<(([][]){[][]})(<[]><{}{}>)>
+(([<((((({{{[<()[]]{{}<>}]{<()()>({}<>)}}([[{}()]<<>>][((){})<<>[]>])}}(<{{[(){}]{()()}}}{([{}()
+<<<((<[[{[<([<{}<>>(<><>)]<{[]<>}<[]<>>>)>]{([{[[]<>][<>()]}({[]<>}<<>[]>)])[[{{<>[]}(()())}
+{<(<<<(({{(((([]<>)(<>[]))))}[(([[[][]][{}()]])<<(<>{}><{}{}>>{(()[])([]())}>)]}([({((<>){[]<>}){<[][]
+({(([[[[<{[{(<{}[]>[{}<>])(<[]<>>({}[]))}{([<><>]{{}{}}){{{}[]}[[][]]}}]<[((()[])([]<>))[{[][]
+[<([[([[<({({<[]()>}<[[]()]([]<>)>)([[()[]]]{[<>{}][()()]})))>]<({{[{<{}{}>}{{()()}[<>[]]}]{([{
+({<<{{({[{[{{[[]<>]<(){}>}<<<>{}>({}{})>}<{[{}<>]}(<[]>[()[]]))]}]<<<<<{(){}}<<>[]>>{<[]{}>{(){}}
+(({<([<((<((({{}[]}[[]()])){{[[]()]<[]{}>}(<[][]>{<>})})({{[()()]{{}<>}}(({}{})[<><>])}[[([]{})[
+({{[(<{{<<<<[{{}{}}{{}{}}][<[]()>[[]()]]>([{{}}<[]<>>][<[]{}>{()<>}])>[<{({}{})({}<>>}[<{}<>>[<>()]]>]><<
+{[((({{(<(<{[{[]()}}<<[][]>(<>[])>}<(<[]()><()<>>){[<><>]<<>()>}>><[{<()[]>}{[{}[]](<>{})}]>)<({<{<><>}>}{
+[(([{([<<<([[(()())][([]{})[<>{}]]]({((){})((){})}(([][])[()<>])))[<((<>())[<>{}])>{{[[]<>](
+<(({<([(<<<{([{}[]]<[]>)}({{<>{}}[[]{}]}(<{}[]>(()<>)))>>({<{<<>()>((){})}((()())[<>{}])><[<[]()>]{<
+[<[{({<[({[(<[{}[]]{[]<>}>(({}{}){{}[]}))(<{()[]}>)]{<([[][]][{}<>])<<<>{}>>>{{((){}){()()}}<{{}}
+[<([{<(<(<<{([[]<>]{(){}})((()<>)[[]])}<[<{}()>]<{<><>}<{}{}>>>>([{({}<>){{}()}}]<((()()))<<[][]>
+({[{((<{[{([<{()()}{<>()}>[[()[]]]])}[{([[{}]{<>{}}]({[]()}[{}[]]))<{<{}<>>}>}]][[[(<({}{}){{}
+[[<{{<{[([(<([[]<>][()<>]))[[[<>[]]]({()()}([][]))])(([[[][]]([]())])<{{{}<>}([]{})}<{[][]}{
+<<({<[{[<{<<([<>()]({}<>))][([{}()][{}[]])]>}>]}{[<[[[[[[]{}]<{}>]<<{}()>{()[]}>]][<{({}())
+(<<[({[([([[(<<>{}>){[(){}][()]}][[[(){}]{[]<>}]]]<[([<>[]]([]))[{{}<>}{()()}]]<[<{}[]>(()())]<<<><>>{{}[]
+{([[[<[(<({<{{{}{}}[[]<>]}<[()[]]{<>[]}>>}<<<(()())<{}[]>>[([][])<<><>>]>[(((){})(()[])){<{}()>(()[])
+{[<{[[[((<{[{[[]<>]{{}()}}[{{}<>}{<><>}]][<<()<>>{<>{}}>[{[]{}}((){})>]}(<[<[][]>({}())]<[<>[]](()[])
+{({(<<{({({([<(){}>[()()]](<[]><[]<>>))([{<>()}<{}<>>]{<[]<>>[[][]]})})({[(([]<>)[[]])]{([[]{}]{{}()}
+{{[<{<<{<{({(({}()))[<<>{}]{()()}]}({{[]{}}([][])}[<<>()>{[]<>}]))}>(<<[{<[]()><<>{}>}]{((<>[]))<(
+{{[<[{<(([({([{}{}]({}[]))<<()>(<>[])>})[<<{[][]}<[]()>><{{}[]}<<>{}>>>{{{{}{}}{<>{}}}([{}
+[[([(<{{[{{{{{()()}[[][]]}([{}()](<>))}<{<<>[]>[{}[]]}<<{}()>>>}}]<<[{[<{}>({})](<()[]>)}](<<<[][]>(
+{<[([{{{((<{((<>())){<[]<>>}}<<{<><>}[<>{}]>{{()[]}(()[])}>>{{{<()()>[[]{}]}[[<><>]<[]()>]}([{{}}{()()}][(<>[
+[{<{[([((<(<(((){})[<>]){({}[])<{}<>>}>(((()())([]{}))<[()()]{[]{}}>))([((()<>)<{}()})<{{}[]}<<>
+{(({{{<[<({([<{}()>]{<<><>>{<><>}})}){<(((<>[])<[][]>)(<[]<>>{{}<>}))(<{<>{}}<()[]>>[[{}[]]({}())])>
+{<([{(<{<<{(<{()}{<>[]}>)([[{}()]{<>{}}]<({}{})>)}[<<<()[]>({}<>)>[<[]>[<>{}]]><(<{}()>[<>{}])>]
+<{{{{(({{{[{<[[][]]<()<>>>}[({{}[]}([]<>))({{}{}}{<>()>)]]}}}([{<{{<{}<>><<><>>}}{([{}<>]<<>{}>)
+{<[<<{<([[[[[[<>[]](()[])]({{}[]}<{}>)][((()())({}()))<{{}[]}(<>())>]]([<[{}[]][<>[]]>]<{([]{})}{(
+{<{[[([<([[[(<()()>({}[]))[{()[]}]]((({}[]><()()>)[({}){[]<>}])]]{<<{<()[]>}{<<>[]>{<>()}}>><[{(()<>)({}<
+[[<[[<{{{{<<{{[][]}<(){}>}><{([]())[[]<>]}<<{}[]>(<>())>>>}<{{[[(){}]<<>()>]<{{}()}[[][]]>}}<(<<(
+<[[(({({(({{{([]{}){<>{}}}{[<><>]{[]<>}}}}))[({[[({}<>){<><>}]{<<>{}><<><>>}]}[<{<{}<>>(<>{})}(([
+({<<([{[<[<([((){})([]())][(()<>)({}[])]){{[{}()]({}[])}[{{}()}{{}()}]}>{{({<>[]}{<>})[<(){}>
+<(<{<[<{({{[<{{}[]}{[]<>)>][{[{}{}][()<>]}(<[]<>>[[]{}])]}(([[[]<>]{()()}]<[{}[]]{<>{}}>)((([][]))
+<{<(<<((<<[[{<()()><<><>>}<(()<>)({}<>)>>[<<[][]>(<><>)>{(<>[])}]](<{<()[]>([]())}[{<><>}<{}[]>]>)>>{(
+{(({(<(<<[[[{<<>()><{}()>}[[<><>]{()<>>]]{[{(){}}]}]]>>)(<<(<({([]())<<><>>}({[]()}({}<>)))>
+<{<<[<<{[<([[(()())<<><>>][<<>[]>(<>())]]({<{}{}><<><>>}{[{}]<<>[]>})){[{{[]}<{}[]>}[[(){}]{[]<>}]]
+({[[{<[([[[{[[(){}]{[][]}]<({}[])({}())>}{{<()[]>{<><>}}<{<>}>}]{<<<()<>]{<>{}}>[<[]<>>{{}()}]><[<<
+<{{{([({<{{([{()}[()<>]][(<>())(())])([({}[])[{}{}]]({{}{})([]())))}{(<[<>()]{()<>}><[()<>][<>[]]
+((<[(<[(({{(<<(){}>{(){}}>({()[]}[<>[]]))<(((){})({}()))<<[]{}><()[]>>>}})<[{([<<>{}>]){<{<>{}}{()<>}>}}{{(
diff --git a/data/day11.txt b/data/day11.txt
new file mode 100644
index 0000000..e83f347
--- /dev/null
+++ b/data/day11.txt
@@ -0,0 +1,10 @@
+3172537688
+4566483125
+6374512653
+8321148885
+4342747758
+1362188582
+7582213132
+6887875268
+7635112787
+7242787273
diff --git a/data/day12.txt b/data/day12.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day13.txt b/data/day13.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day14.txt b/data/day14.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day15.txt b/data/day15.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day16.txt b/data/day16.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day17.txt b/data/day17.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day18.txt b/data/day18.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day19.txt b/data/day19.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day20.txt b/data/day20.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day21.txt b/data/day21.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day22.txt b/data/day22.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day23.txt b/data/day23.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day24.txt b/data/day24.txt
new file mode 100644
index 0000000..e69de29
diff --git a/data/day25.txt b/data/day25.txt
new file mode 100644
index 0000000..e69de29
diff --git a/prepare.sh b/prepare.sh
new file mode 100755
index 0000000..a5bdcfc
--- /dev/null
+++ b/prepare.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+set -xe
+
+mkdir -p c obj exe
+marst src/util.a60 -o c/util.c
+gcc -c -O3 c/util.c -o obj/util.o
diff --git a/run.sh b/run.sh
new file mode 100755
index 0000000..e431bda
--- /dev/null
+++ b/run.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+set -xe
+
+cat ./data/$1.txt | ./exe/$1.exe
diff --git a/src/day01.a60 b/src/day01.a60
new file mode 100644
index 0000000..a499b22
--- /dev/null
+++ b/src/day01.a60
@@ -0,0 +1,31 @@
+procedure printresults(r1, r2);
+integer r1, r2;
+code;
+
+begin
+    integer result1, result2;
+    integer x, y, z, t;
+    integer i, NN;
+    NN := 1997;
+    result1 := 0;
+    result2 := 0;
+    ininteger(0, x);
+    ininteger(0, y);
+    ininteger(0, z);
+    if y > x then
+        result1 := result1 + 1;
+    if z > y then
+        result1 := result1 + 1;
+    for i := 1 step 1 until NN do
+    begin
+        ininteger(0, t);
+        if t > x then
+            result2 := result2 + 1;
+        if t > z then
+            result1 := result1 + 1;
+        x := y;
+        y := z;
+        z := t;
+    end;
+    printresults(result1, result2);
+end
diff --git a/src/day02.a60 b/src/day02.a60
new file mode 100644
index 0000000..6fabaf0
--- /dev/null
+++ b/src/day02.a60
@@ -0,0 +1,42 @@
+procedure printresults(r1,r2);
+    integer r1, r2;
+code;
+
+begin
+    integer result1, result2;
+    integer move, depth, depth2;
+    integer i, j, NN;
+    integer inp;
+    move := 0; depth := 0; depth2 := 0;
+    result1 := 0; result2 := 0;
+    NN := 1000;
+    for i := 1 step 1 until NN do
+    begin
+        inchar(0, "fdu", inp);
+        if inp = 1 then
+        begin
+            for j := 1 step 1 until 8 do
+            begin
+                inchar(0, "forward0123456789", inp);
+            end;
+            move := move + inp - 8;
+            depth2 := depth2 + depth * (inp - 8);
+        end move;
+        if inp = 2 then
+        begin
+            for j := 1 step 1 until 5 do
+                inchar(0, "down0123456789", inp);
+            depth := depth + inp - 5;
+        end down;
+        if inp = 3 then
+        begin
+            for j := 1 step 1 until 3 do
+                inchar(0, "up0123456789", inp);
+            depth := depth - inp + 3;
+        end up;
+        inchar(0, "\n", inp);
+    end mainloop;
+    result1 := move * depth;
+    result2 := move * depth2;
+    printresults(result1, result2);
+end
diff --git a/src/day03.a60 b/src/day03.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day04.a60 b/src/day04.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day05.a60 b/src/day05.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day06.a60 b/src/day06.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day07.a60 b/src/day07.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day08.a60 b/src/day08.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day09.a60 b/src/day09.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day10.a60 b/src/day10.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day11.a60 b/src/day11.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day12.a60 b/src/day12.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day13.a60 b/src/day13.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day14.a60 b/src/day14.a60
new file mode 100644
index 0000000..e69de29
diff --git a/src/day15.a60 b/src/day15.a60
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index 0000000..e69de29
diff --git a/src/day16.a60 b/src/day16.a60
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diff --git a/src/day17.a60 b/src/day17.a60
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diff --git a/src/day18.a60 b/src/day18.a60
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diff --git a/src/day19.a60 b/src/day19.a60
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diff --git a/src/day20.a60 b/src/day20.a60
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diff --git a/src/day21.a60 b/src/day21.a60
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diff --git a/src/day22.a60 b/src/day22.a60
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diff --git a/src/day23.a60 b/src/day23.a60
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diff --git a/src/day24.a60 b/src/day24.a60
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diff --git a/src/day25.a60 b/src/day25.a60
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diff --git a/src/util.a60 b/src/util.a60
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index 0000000..2488d03
--- /dev/null
+++ b/src/util.a60
@@ -0,0 +1,9 @@
+procedure printresults(r1,r2);
+    integer r1, r2;
+begin
+    outstring(1, "Results are:\nPart 1: ");
+    outinteger(1, r1);
+    outstring(1, "\nPart 2: ");
+    outinteger(1, r2);
+    outchar(1, "\n", 1);
+end printresults;