Compilare: main.cpp: In function 'void coboara(std::vector<int>&, int)': main.cpp:22:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while( pozitie < heap.size() && ok != 0 ){ ~~~~~~~~^~~~~~~~~~~~~ main.cpp:23:68: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if( heap[pozitie] > heap[ pozitie*2 + 1 ] && (pozitie*2+1) < heap.size() ){ ~~~~~~~~~~~~~~^~~~~~~~~~~~~ main.cpp: In function 'int cautare(std::vector<int>, int)': main.cpp:35:23: 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:46:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int elimina_element(std::vector<int>&, int)': main.cpp:52:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int cautare(std::vector<int>, int)': main.cpp:41:1: warning: control reaches end of non-void function [-Wreturn-type] } ^