#include <stdio.h>
s(n,p,r){for(p=r=2;n-->0;p*=r)r=p+1;return r;}
int main()
{
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgpzKG4scCxyKXtmb3IocD1yPTI7bi0tPjA7cCo9cilyPXArMTtyZXR1cm4gcjt9CgppbnQgbWFpbigpCnsKICAgIHByaW50ZigiJWRcbiIscygwKSk7CiAgICBwcmludGYoIiVkXG4iLHMoMSkpOwogICAgcHJpbnRmKCIlZFxuIixzKDIpKTsKICAgIHByaW50ZigiJWRcbiIscygzKSk7CiAgICBwcmludGYoIiVkXG4iLHMoNCkpOwoKICAgIHJldHVybiAwOwp9