Compilare: user.cpp: In function ‘int main()’: user.cpp:166: warning: unused variable ‘j’ user.cpp: In function ‘void caz3()’: user.cpp:98: warning: ‘j’ may be used uninitialized in this function user.cpp: In function ‘void caz4()’: user.cpp:131: warning: ‘j’ may be used uninitialized in this function