#include <stdio.h>
int main(void)
{
int n;
switch(n%3){
case 0:
break;
case 1:
break;
case 2:
break;
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSAKewoJaW50IG47CgkKCXNjYW5mKCIlZCIsJm4pOwoJc3dpdGNoKG4lMyl7CgkJY2FzZSAwOgoJCQlwcmludGYoIuWJsuOCiuWIh+OCjOOBvuOBl+OBn+OAglxuIik7CgkJCWJyZWFrOwoJCWNhc2UgMToKCQkJcHJpbnRmKCLkvZnjga8x44Gn44GZ44CCXG4iKTsKCQkJYnJlYWs7CgkJY2FzZSAyOgoJCQlwcmludGYoIuS9meOBrzLjgafjgZnjgIJcbiIpOwoJCQlicmVhazsKCX0KCXJldHVybiAwOwp9Cg==