Compilare: user.cpp: In function ‘int main()’: user.cpp:40: warning: comparison between signed and unsigned integer expressions user.cpp:57: warning: comparison between signed and unsigned integer expressions user.cpp:21: warning: ‘poz3’ may be used uninitialized in this function user.cpp:29: warning: ‘poz221’ may be used uninitialized in this function user.cpp:29: warning: ‘poz222’ may be used uninitialized in this function user.cpp:30: warning: ‘j’ may be used uninitialized in this function