Compilare: user.cpp: In function 'int main()': user.cpp:7: warning: format '%d' expects type 'int*', but argument 3 has type 'int' user.cpp:8: warning: format '%d' expects type 'int*', but argument 3 has type 'int' user.cpp:6: warning: unused variable 'i' user.cpp:6: warning: unused variable 'j' user.cpp:6: warning: unused variable 'min' user.cpp:6: warning: unused variable 'a' user.cpp:7: warning: 'n' is used uninitialized in this function user.cpp:8: warning: 'k' is used uninitialized in this function