UVa: 12461 - Airplane

/**
* H:\Dropbox\Code\UVa\Accepted\12461 - Airplane.cpp
* Created on: 2015-03-12-19.22.42, Thursday
* Verdict: Solved
* Author: Enamul Hassan
**/
#include<stdio.h>
int main(){
int n; while(~scanf("%d", &n)&&n){printf("1/2\n");}
return 0;
}