#include <stdio.h>
int main() {
int X = 5;
int Y;
Y = (2*X+1)*(2*X+1);
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbigpIHsKICAgIGludCBYID0gNTsKICAgIGludCBZOwoKICAgIFkgPSAoMipYKzEpKigyKlgrMSk7CgogICAgcHJpbnRmKCJYPSVkXG4iLFgpOwogICAgcHJpbnRmKCJZPSVkXG4iLFkpOwoKICAgIHJldHVybiAwOwp9