Compilare: main.cpp: In function 'void coboara(long long int)': main.cpp:29:30: 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] 29 | for (pozitie = 0; pozitie< heap.size(); ++pozitie) | ~~~~~~~^~~~~~~~~~~~~ main.cpp:32:24: 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] 32 | while (pozitie*2+1 < heap.size()) | ~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:34:23: 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] 34 | if(pozitie*2+2<heap.size()) { | ~~~~~~~~~~~^~~~~~~~~~~~ main.cpp:57:17: 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] 57 | if(pozitie+1<heap.size()) | ~~~~~~~~~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:67:15: warning: unused variable 'k' [-Wunused-variable] 67 | long long k = 0; | ^