#include <iostream>
#include <string>

using namespace std;

int main() {
  string s, ans;
  cin >> s;
  
  for (int i=s.size()-1; i>=0; i--) {
    if (s[i]=='<') ans+='>';
    else ans+='<';
  }

  cout << ans << endl;
  return 0;
}