#include <iostream>

using namespace std;
int main(){
    string val;
    string result_val;
    cin >> val;
    for(auto v : val){ v == *"<" ? result_val += '>' : result_val += '<'; }
    val = result_val;
    result_val = "";
    for(auto v : val){ result_val.insert(result_val.begin() + 0, v); }
    cout << result_val << endl;
}