d3p1
This commit is contained in:
Duy Truong
140
03/input.txt
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140
03/input.txt
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@@ -0,0 +1,140 @@
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............................................411.....................363..134.........463.775..........................506...................
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......429...836..$............../..960........*.............+..........*...=....381.....*........67......426.....=..../...304...............
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.........*...&...641..........924..*.........855....492..495.......476.927.......*.........680...../.&....*.....713......*..................
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.........900......................239.325..............*.............*.....953%.771...........#......808...329..........214........846%.....
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........721........*...17................790...670.............$..........893.93&../...129$.651.696.......131*99.............=......446*781.
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...........*717.868...+.............252....................................*......461.........*......................350....................
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....911..................*...454.............161.........875........209....695..............926.983.........758.592....*..........$.562.....
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.........794.....701@..456-...505.....*............884.....298...............................&...............742=.....95....................
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............+........................891.165.......................=.............175...............$..693.............+...........127.......
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..449.464.148.........*.............1=.853.......232.356*....../.......&....................217................992..935.527............*....
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..........*........931...44.........................................&..........553*..............*....945......$.......*............655.....
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........735..718............16.....650.....944...................525.....*........................491.+...662..................27.......397.
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...273........*.........563...+.......*418.%.......-.....#265..........43.92.....791*211..+................*..&...507@....84...*..543.......
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..............562...=...........................627....*.....................*............492..*86......456..837............*........*181...
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.....829.233.........454..................351.......232..........47........44.401.............8....876...........965*151..284...............
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........*....................647..........*.....$.................#................................*....+788...*.....................-......
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...49.....588........174......*....111....604....358......863..61.........................663.......549......442.271&.................493...
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...........+..446.......*...638.......*..........................*..881................#.*....*.........................720....168%.........
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.....504.........*..43..245........975.................91........28..*.....966......600..18...245.......480............*....................
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.......*....+...57..*....................@412......812...*............729......61...................268*.............706...#................
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.......307..107......937.108..................453......50......778........&......*440....................4......361.........888.=256........
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..........................*..889*....89............675..........%.......29..427...................508..&........&...641..................455
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..........897...960......403.....971...*......806.....@.363................*......9+..............*.....464...................586....282*...
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.....316...*...............................9...#........./.............317..614........362..905..27................670.............$........
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......*...606....................+...........................-............*........292.*.....@..........%.........=.......164.470.902..549..
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..473.603.........733..482*423....276...419...../166.........297........401.......$....313......306/.353.....................*..........*...
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...*....................................%...............291......997.........385..............................617%..470...............618...
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....577...*903...%.-343.....790.................143.....*.........*...30........*................/759..$.....................@..............
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...............387.........*.......$.............*.....210....417.482..........86.....760...............626........503.+990..299..137..-....
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....*14....896.....=...922..937...188........553..63....................*150..........*........*...208...............@................338...
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.........#....*..774..*.......................*......................987..........737.959......665.#....329...+.../....#.....966............
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.......221....8........629...........521.94....706.....356...+............636........................=...*..253.655..505..............613...
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............................649............................270....468.......*.....................420...848..................846.....-......
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....43..718..678.............=.....*906....593.-26.....268...................810...401......+.........$.........842.........@..........&....
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.....61.....535............*........977.......34....672.......*.........*.........693............*.............=.860.....*790.....611.......
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........930.......&................*................=.......596.........590....*................903.....985.639.......984...........@.......
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.......*.......691...379.......226..971.....549*............................438.466........./.......307.*.........75......151..594....631...
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........761..........*..........................236....................534..........611......835..%...............&.........*.*.........*...
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...275.........58.970............660-..605..........689.191...32...+..*....287$......%...........160........*625..........413......*133.885.
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....*..................................*...........*......*.......873........................./.............................................
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.....388..518.........313*820...666/.321.520...392..12....455.................165=...+.#....345........557..........293............+........
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.............*.........................../......*..................................267..841...........@........49......*762.863...123.......
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.............41......301.....247*37..........836........631*32..241&..........999.................+.....476&.....*.896.........*............
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.../..................*..................794...........................950...*.....................436.......$.240.+.........108............
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.917....$..+........72.....&....333.8*2...-.............35...809..416..-...654...750...166.................419.......=................884...
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.....442..537...........865..................927*114.$........*...=...............*....*...725.....................228......385...214*......
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..................@.........701.501..204.............320................/.......+..820.514....*.......520...../.............................
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................121....$....*...+......@...725...@.....................305....698..........287..877......*....7................$.%..........
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..................855....59..............$63..............*............73..773.=...........*.......595.......353*....937.......226..........
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.............%....-.........................*.....186.188......306........*96..+......................837.......945.........@..129..........
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71
03/part1.c
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71
03/part1.c
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@@ -0,0 +1,71 @@
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#define LINELENGTH 150
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#define NEXT(X) ((X + 3 + 1) % 3)
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#define PREV(X) ((X + 3 - 1) % 3)
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/* I wish I had python generator or Go coroutine... */
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#define STATE_BEGIN 0
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#define STATE_READING 1
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#define STATE_END 2
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int read_state = STATE_BEGIN;
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/* Return at least 3 lines; first and last lines and first chars are all '.' */
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char* readline(char* buf, int max_size) {
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switch (read_state) {
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case STATE_BEGIN:
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memset(buf, '.', max_size);
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buf[max_size - 2] = '\n';
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buf[max_size - 1] = '\0';
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read_state = STATE_READING;
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return buf;
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case STATE_READING:
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buf[0] = '.';
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if (!fgets(buf + 1, max_size, stdin)) {
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memset(buf, '.', max_size);
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buf[max_size - 2] = '\n';
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buf[max_size - 1] = '\0';
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read_state = STATE_END;
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}
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return buf;
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case STATE_END:
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return NULL;
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}
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}
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#define IS_SYMBOL(X) ((X < '0' || X > '9') && X != '.' && X != '\n')
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#define IS_ADJACENT_SYMBOL(buf, i, j) ( \
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IS_SYMBOL(buf[i][j - 1]) || IS_SYMBOL(buf[i][j + 1]) || \
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IS_SYMBOL(buf[PREV(i)][j]) || IS_SYMBOL(buf[NEXT(i)][j]) || \
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IS_SYMBOL(buf[PREV(i)][j - 1]) || IS_SYMBOL(buf[PREV(i)][j + 1]) || \
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IS_SYMBOL(buf[NEXT(i)][j - 1]) || IS_SYMBOL(buf[NEXT(i)][j + 1]))
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int main(void) {
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char buf[3][LINELENGTH];
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int sum = 0;
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readline(buf[0], LINELENGTH);
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readline(buf[1], LINELENGTH);
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for (int i = 1; readline(buf[NEXT(i)], LINELENGTH); i = NEXT(i)) {
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bool is_part = false;
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int num = 0;
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for (int j = 1; buf[i][j]; j++) { // j = 0 is '.' guard
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if (buf[i][j] >= '0' && buf[i][j] <= '9') {
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num = num * 10 + (buf[i][j] - '0');
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is_part = is_part || IS_ADJACENT_SYMBOL(buf, i, j);
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} else {
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sum += is_part ? num : 0;
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is_part = false;
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num = 0;
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}
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}
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}
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printf("%d\n", sum);
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return 0;
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}
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10
03/test.txt
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10
03/test.txt
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467..114..
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...*......
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..35..633.
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......#...
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617*......
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.....+.58.
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..592.....
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......755.
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...$.*....
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.664.598..
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Reference in New Issue
Block a user