Compilare: user.cpp: In function ‘void Read()’: user.cpp:57:16: warning: unused variable ‘startx’ [-Wunused-variable] int mn=inf,startx=0,starty=0; ^ user.cpp:57:25: warning: unused variable ‘starty’ [-Wunused-variable] int mn=inf,startx=0,starty=0; ^ user.cpp: In function ‘int main()’: user.cpp:123:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Vect.size();i++) ^