Compilare: user.cpp:6:0: warning: ignoring #pragma warning [-Wunknown-pragmas] #pragma warning(disable : 4996) ^ user.cpp: In function ‘int main()’: user.cpp:104:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("entanglement.in", "r", stdin); ^ user.cpp:105:45: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("entanglement.out", "w", stdout); ^ user.cpp:108:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d", &testType, &N, &M, &K); ^ user.cpp:111:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &E[i][j]); ^