Compilare: main.cpp: In function 'int main()': main.cpp:25:31: warning: unused variable 'sum' [-Wunused-variable] long long nr, pas, nrtot, sum, s, rez, cmax; ^~~ main.cpp:21:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("tarabe.in", "r", stdin); ^ main.cpp:22:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("tarabe.out", "w", stdout); ^ main.cpp:27:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &n, &k); ^ main.cpp:29:37: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &b[i], &a[i]); ^