Compilare: main.cpp: In function 'void baga_in_hash(int)': main.cpp:13:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[rest].size();i++) ~^~~~~~~~~~~~~~~ main.cpp: In function 'void sterge_din_hash(int)': main.cpp:23:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[rest].size();i++) ~^~~~~~~~~~~~~~~ main.cpp: In function 'int este_in_hash(int)': main.cpp:32:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<v[rest].size();i++) ~^~~~~~~~~~~~~~~