Compilare: user.cpp: In function `void citire()': user.cpp:16: warning: int format, long int arg (arg 2) user.cpp:20: warning: char format, different type arg (arg 2) user.cpp:17: warning: unused variable `char ch' user.cpp: In function `int main()': user.cpp:97: warning: unused variable `int max1' user.cpp:96: warning: `long int maxx' might be used uninitialized in this function user.cpp:96: warning: `long int maxy' might be used uninitialized in this function