Compilare: user.cpp:9:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(push) ^ user.cpp:10:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(disable: 4996) ^ user.cpp:44:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(pop) ^ user.cpp: In function ‘int main()’: user.cpp:16:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("file.in", "r", stdin); ^ user.cpp:17:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("file.out", "w", stdout); ^