Compilare: main.cpp: In function 'void solve(int, int)': main.cpp:84:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int i = 0 ; i < A.size() ; i++) | ~~^~~~~~~~~~ main.cpp:89:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 89 | for(int i = 0 ; i < A.size() ; i++) | ~~^~~~~~~~~~ main.cpp:109:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 109 | for(int i = 0 ; i < A.size() ; i++) | ~~^~~~~~~~~~