Compilare: main.cpp:2:0: warning: ignoring #pragma comment [-Wunknown-pragmas] #pragma comment(linker, "/stack:200000000") main.cpp: In member function 'nr nr::operator=(std::__cxx11::string)': main.cpp:29:9: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In member function 'nr nr::operator=(nr)': main.cpp:37:9: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In member function 'nr nr::operator=(ll)': main.cpp:47:9: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:137:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tort.in","r",stdin); ^ main.cpp:138:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tort.out","w",stdout); ^