Compilare: main.c: In function 'main': main.c:23:59: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] dp[i][j] = min(dp[i-1][j], dp[i-1][j + (1 << i-1)]); ~^~ main.c:15:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &n, &m); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:19:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", dp[0] + i); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:27:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &i, &j); ^~~~~~~~~~~~~~~~~~~~~~~~~~~