import java.util.Arrays;
// 24K-3032
public class Main {
    public static void main(String[] args) {
        String s = "chatgpt";
        int n=s.length();
        int[] arr = {3,4,7,5,2,6,1};

        char c;
        char[] formatted = new char[n];
        for(int i=0; i<n; i++){
            c = s.charAt(arr[i]-1);
            formatted[i] = c;
        }
        System.out.println(formatted);
    }
}