Compilare: main.cpp: In function 'int main()': main.cpp:90:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 90 | for (int j = 0; j < stop.size(); j++) | ~~^~~~~~~~~~~~~ main.cpp:108:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 108 | for (int j = 0; j < stiva.size(); j++) | ~~^~~~~~~~~~~~~~ main.cpp:119:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 119 | for (int i = 0; i < mars.size()&& mars[i].first < inf; i++) | ~~^~~~~~~~~~~~~