#include<iostream>
#include<iomanip>
#include<cmath>
using namespace std;
long double huangguohaodejiba; 
int main(){
	cin>>huangguohaodejiba;
	while(huangguohaodejiba>1){
		cout<<"一天吃一点"<<" ";
		cout<<fixed<<setprecision(2)<<sqrt(huangguohaodejiba);
		huangguohaodejiba=sqrt(huangguohaodejiba);
		huangguohaodejiba-=1;
		cout<<endl;
	}
	cout<<endl;
	cout<<"废物"<<" ";
	cout<<"鸡排真短";
    return 0;
}