Compilare: main.cpp: In function 'void parc(int, int)': main.cpp:16:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for(int i = 0; i < a[x].size(); i++) { | ~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:36:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(x = 0; x < q[i].size(); x++) { | ~~^~~~~~~~~~~~~