#include<bits/stdc++.h>
using namespace std;
int main(){
int n;
cin>>n;
switch(n){
case 1:cout<<"swim";break;
case 3:cout<<"program";break;
case 5:cout<<"read";break;
case 6:cout<<"math";break;
default:cout<<"rest";break;
}
}
/**************************************************************
Problem: 1669
User: sucongyi
Language: C++
Result: Accepted
Time:18 ms
Memory:2072 kb
****************************************************************/