Compilare: main.c: In function 'din': main.c:10:10: warning: unused variable 'cm' [-Wunused-variable] int j, cm, c; ^~ main.c: In function 'main': main.c:58:21: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] fprintf(fout, "%d", dp[0][0]); ^ main.c:34:5: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d%d", &n, &m, &k, &p); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:42:7: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &l, &c); ^~~~~~~~~~~~~~~~~~~~~~~~~~~