Compilare: main.cpp: In function 'void brut()': main.cpp:45:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 45 | for(h = 0; h < v[e][i].size(); h++) | ~~^~~~~~~~~~~~~~~~ main.cpp:49:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for(h = 0; h < v[e][n].size(); h++) | ~~^~~~~~~~~~~~~~~~ main.cpp:52:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(h = 0; h < v[e][n].size()-1; h++) | ~~^~~~~~~~~~~~~~~~~~ main.cpp:53:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for(f = h+1; f < v[e][n].size(); f++) | ~~^~~~~~~~~~~~~~~~ main.cpp:66:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 66 | for(i = 0; i < v[e][n].size(); i++) | ~~^~~~~~~~~~~~~~~~ main.cpp: In function 'void calc(int, int*, int)': main.cpp:73:28: warning: unused variable 'u' [-Wunused-variable] 73 | int j, h, nr, z, x, ok,u; | ^