Compilare: user.cpp: In function ‘void aranjare(int)’: user.cpp:70: warning: unused variable ‘i’ user.cpp:70: warning: unused variable ‘j’ user.cpp: In function ‘int main()’: user.cpp:111: warning: unused variable ‘j’ user.cpp: In function ‘void alegere(int, int, int)’: user.cpp:39: warning: ‘a’ may be used uninitialized in this function