Compilare: main.cpp: In function 'void popHeap(std::vector<int>&, int)': main.cpp:68:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | if(st >= v.size()) | ~~~^~~~~~~~~~~ main.cpp:70:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | if (dr < v.size() && v[dr] < v[st] && v[pos] > v[dr]) { | ~~~^~~~~~~~~~