#include<stdio.h>
int main()
{
int a,count;
count=0;
{
if(a%3==0)
count++;
if(a%7==0)
count++;
if(a%13==0)
count++;
if(a%19==0)
count++;
}
{
if(count==2)
else
}
}
I2luY2x1ZGU8c3RkaW8uaD4KCmludCBtYWluKCkKewoJaW50IGEsY291bnQ7CglzY2FuZigiJWQiLCZhKTsKCQoJY291bnQ9MDsKewoJaWYoYSUzPT0wKQoJY291bnQrKzsKCQoJaWYoYSU3PT0wKQoJY291bnQrKzsKCQoJaWYoYSUxMz09MCkKCWNvdW50Kys7CgkKCWlmKGElMTk9PTApCgljb3VudCsrOwp9CnsKCWlmKGNvdW50PT0yKQoJcHJpbnRmKCIxIik7CgkKCWVsc2UKCXByaW50ZigiMCIpOwp9Cgp9Cg==