Compilare: main.cpp: In function 'void solve()': main.cpp:48:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 48 | while(pos<heap.size()) { | ~~~^~~~~~~~~~~~ main.cpp:49:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | if(pos*2+1<heap.size()) { | ~~~~~~~^~~~~~~~~~~~ main.cpp:59:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | else if(pos*2<heap.size()) { | ~~~~~^~~~~~~~~~~~