#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int da[10100]{1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192}; 
int main()
{
     int a
     cin>>a;
     for(int i=0;i<7;i++)
     {
     	if()
       {
       }
	 }
}