Compilare: user.cpp: In function ‘int main()’: user.cpp:14:12: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] f >> P + 1; ^ user.cpp:15:12: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] f >> T + 1; ^ user.cpp:40:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v.size(); i++) ^