Compilare: main.cpp:52:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] main() ^ main.cpp: In function 'int main()': main.cpp:88:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(it1 < baga.size() && baga[it1].x <= i.x) ~~~~^~~~~~~~~~~~~ main.cpp:94:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(it2 < scoate.size() && scoate[it2].y < i.x) ~~~~^~~~~~~~~~~~~~~