Compilare: user.cpp: In function ‘int main()’: user.cpp:19:13: warning: ‘rc’ may be used uninitialized in this function [-Wmaybe-uninitialized] int rl, rc, sol = 0; ^ user.cpp:19:9: warning: ‘rl’ may be used uninitialized in this function [-Wmaybe-uninitialized] int rl, rc, sol = 0; ^