aocc22

Advent of Code 2022
git clone git://www.tkruger.se/aocc22.git
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uppga.c (279B)

      1 #include "common.h"
      2 
      3 int main(int argc, char **argv) {
      4   char **lines;
      5   size_t nlines = readlines(&lines, "input");
      6 
      7   int *r = parse(lines, nlines);
      8 
      9   int strength = 0;
     10   size_t i;
     11 
     12   for (i = 20; i < 221; i += 40)
     13     strength += i * r[i - 1];
     14 
     15   printf("%d\n", strength);
     16 }