Compilare: user.cpp: In function ‘int main()’: user.cpp:7: warning: ‘c1’ may be used uninitialized in this function user.cpp:7: warning: ‘c2’ may be used uninitialized in this function user.cpp:7: warning: ‘c3’ may be used uninitialized in this function user.cpp:7: warning: ‘c4’ may be used uninitialized in this function user.cpp:7: warning: ‘c5’ may be used uninitialized in this function user.cpp:7: warning: ‘c6’ may be used uninitialized in this function user.cpp:7: warning: ‘c7’ may be used uninitialized in this function