#include<bits/stdc++.h>
using namespace std;
#define lo long long
#define sr string
#define ch char
#define ve vector
#define al(x) x.begin(),x.end()
#define sort(x) sort(x.begin(),x.end())
#define reverse(x) reverse(x.begin(),x.end())
#define rep(i,a) for(lo i=0;i<a;i++)
#define lep(i,a) for(lo i=0;i<=a;i++)
#define rrep(i,a,b) for(lo i=a;i<b;i++)
#define rrrep(i,a,b) for(lo i=a;i>=b;i--)
#define wh while

int main(){
    ch s,u;
    cin>>s>>u;
    cout<<'('<<'s'<<'u'<<'s'<<')/'<<endl;
}