Compilare: user.cpp: In function ‘int main()’: user.cpp:27:12: warning: unused variable ‘i’ [-Wunused-variable] int t, i, n; ^ user.cpp:52:21: warning: ‘down.Punct::y’ may be used uninitialized in this function [-Wmaybe-uninitialized] cc = down.y + down.x; ^ user.cpp:53:23: warning: ‘up.Punct::y’ may be used uninitialized in this function [-Wmaybe-uninitialized] d2 = abs(up.x + up.y - cc) / sqrt(2); ^ user.cpp:50:26: warning: ‘right.Punct::x’ may be used uninitialized in this function [-Wmaybe-uninitialized] d1 = abs(right.x - right.y + cc) / sqrt(2); ^ user.cpp:53:23: warning: ‘up.Punct::x’ may be used uninitialized in this function [-Wmaybe-uninitialized] d2 = abs(up.x + up.y - cc) / sqrt(2); ^ user.cpp:49:21: warning: ‘left.Punct::x’ may be used uninitialized in this function [-Wmaybe-uninitialized] cc = left.y - left.x; ^ user.cpp:49:21: warning: ‘left.Punct::y’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:52:21: warning: ‘down.Punct::x’ may be used uninitialized in this function [-Wmaybe-uninitialized] cc = down.y + down.x; ^ user.cpp:50:26: warning: ‘right.Punct::y’ may be used uninitialized in this function [-Wmaybe-uninitialized] d1 = abs(right.x - right.y + cc) / sqrt(2); ^