07.StringExplosion

import java.util.Scanner;

public class StringExplosion {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);

        String text=scanner.nextLine();
String result="";
        int strength=0;

        for (int i=0;i<text.length() ;i++) {

            result+=text.charAt(i);

            if(text.charAt(i)=='>') {
                strength +=
                        Integer.parseInt(String.valueOf(text.charAt(i+1)));
            }
                while (strength>0){
                    strength--;
                    i++;

                    if (i+1>=text.length()||text.charAt(i+1) == '>') {

                        break;
                    }

                }
                ;

            }
        System.out.println(result);
        }
    }