main.c (439B)
1 #include <stdio.h> 2 #include <time.h> 3 #include <string.h> 4 5 void puzzle(const char *filename); 6 7 int main(int argc, char *argv[]) { 8 printf("Advent of Code: day 13\n"); 9 double time_start = clock(); 10 11 if (argc <= 1) { 12 printf("Usage: %s inputfile.txt\n", argv[0]); 13 return -1; 14 } 15 16 const char *filename = argv[1]; 17 puzzle(filename); 18 19 double elapsed = clock() - time_start; 20 printf("Elapsed: %f\n", elapsed / CLOCKS_PER_SEC); 21 22 return 0; 23 }