#include<bits/stdc++.h>

using namespace std;

int main(){
    string s;
    cin>>s;
    map<char,char> M;
    M['<']='>';M['>']='<';
    reverse(s.begin(),s.end());
    for(auto &it:s)it=M[it];
    cout<<s<<endl;
    return 0;
}