Compilare: user.cpp: In function ‘void Read()’: user.cpp:19:14: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> A + 1; fin.get(); ^ user.cpp:20:14: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> B + 1; ^ user.cpp: In function ‘void Print()’: user.cpp:60:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0 ; i < V.size(); ++i) ^