Compilare: main.cpp: In function 'int main()': main.cpp:70:24: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for ( i = 1; i < p[x].size(); i++ ) | ~~^~~~~~~~~~~~~ main.cpp:78:24: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 78 | for ( i = 1; i < p[x].size(); i++ ) { | ~~^~~~~~~~~~~~~ main.cpp:96:24: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 96 | for ( i = 1; i < p[x].size(); i++ ) | ~~^~~~~~~~~~~~~ main.cpp:109:23: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=] 109 | printf( "%d ", maxx ); | ~^ ~~~~ | | | | int long long int | %lld