Compilare: user.cpp: In function ‘int main()’: user.cpp:5:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ssm.in","r",stdin); ^ user.cpp:6:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ssm.out","w",stdout); ^ user.cpp:41:37: warning: ‘ci’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<max2<<" "<<ci<<" "<<ci; ^ user.cpp:44:39: warning: ‘mdr’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<maxx<<" "<<mst<<" "<<mdr; ^ user.cpp:44:26: warning: ‘mst’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<maxx<<" "<<mst<<" "<<mdr; ^ user.cpp:41:15: warning: ‘max2’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<max2<<" "<<ci<<" "<<ci; ^