Compilare: main.cpp: In function 'int main()': main.cpp:138:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 138 | for( int i = 0; i < comp_sortate.size(); i ++ ) { | ~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:11:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | #define FR( a, b ) for( int a = 0; a < b; a ++ ) | ^ main.cpp:141:9: note: in expansion of macro 'FR' 141 | FR( j, comp[comp_crt].size() ) { | ^~ main.cpp:11:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | #define FR( a, b ) for( int a = 0; a < b; a ++ ) | ^ main.cpp:148:11: note: in expansion of macro 'FR' 148 | FR( j, comp[comp_crt].size() ) { | ^~ main.cpp:11:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | #define FR( a, b ) for( int a = 0; a < b; a ++ ) | ^ main.cpp:152:11: note: in expansion of macro 'FR' 152 | FR( j, comp[comp_crt].size() ) { | ^~