Compilare: main.cpp: In function 'int main()': main.cpp:32:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0; j<V[i].size(); j++) ~^~~~~~~~~~~~ main.cpp:34:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (Heap.size()<K) ~~~~~~~~~~~^~ main.cpp:21:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("peste.in", "r", stdin); ^ main.cpp:22:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("peste.out", "w", stdout); ^ main.cpp:23:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d", &N, &K, &TOT); ^ main.cpp:26:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &P, &T); ^