Compilare: main.cpp: In function 'void coboara(std::vector<int>&, int)': main.cpp:22:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while( pozitie*2+2 < heap.size() && ok ==1 ){ ~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:39:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if( pozitie*2+2 == heap.size() && heap[pozitie] > heap[pozitie*2+1] ){ ~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp: In function 'int cautare(std::vector<int>, int)': main.cpp:49:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for( int i = 0; i < heap.size() && ok == 1 ; i++ ){ ~~^~~~~~~~~~~~~ main.cpp: In function 'int adauga_element(std::vector<int>&, int)': main.cpp:60:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int elimina_element(std::vector<int>&, int)': main.cpp:67:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int cautare(std::vector<int>, int)': main.cpp:55:1: warning: control reaches end of non-void function [-Wreturn-type] } ^