Compilare: main.cpp: In function 'int main()': main.cpp:64:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for(int i = 0; i < v.size(); i++){ | ~~^~~~~~~~~~ main.cpp:65:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 65 | for(int j = i + 1; j < v.size(); j++){ | ~~^~~~~~~~~~ main.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 84 | for(int i = 0; i < v.size(); i++) mp[ v[i] ]++; | ~~^~~~~~~~~~ main.cpp:92:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | for(int i = 0; i < p.size(); i++){ | ~~^~~~~~~~~~