Compilare: user.cpp: In function ‘int main()’: user.cpp:13:26: warning: format ‘%i’ expects argument of type ‘int*’, but argument 2 has type ‘long long unsigned int*’ [-Wformat=] scanf("%i %i", &N, &M); ^ user.cpp:13:26: warning: format ‘%i’ expects argument of type ‘int*’, but argument 3 has type ‘long long unsigned int*’ [-Wformat=] user.cpp:14:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 1; i <= N; ++i ) ^ user.cpp:16:26: warning: format ‘%i’ expects argument of type ‘int*’, but argument 2 has type ‘long long unsigned int*’ [-Wformat=] scanf("%i",&pruna); ^ user.cpp:19:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int i = 1; i <= M-1; ++i ) ^ user.cpp:30:33: warning: format ‘%i’ expects argument of type ‘int’, but argument 2 has type ‘long long unsigned int’ [-Wformat=] printf("%i",S.begin()->first); ^ user.cpp:11:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numar2.in","r",stdin); ^ user.cpp:12:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("numar2.out","w",stdout); ^ user.cpp:13:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%i %i", &N, &M); ^ user.cpp:16:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%i",&pruna); ^