#include<iostream>
#include<string>
using namespace std;
string replace(string s, string a, string b){
  string r;
  if(s.find(a) != s.npos){
    r = s.substr(0,s.find(a)) + b;
    s = s.substr(r.size(), s.size());
  }
  return r+s;
}

int main(){
  string s;
  while(getline(cin, s)){
    if(s.size() > 80) return 0;
    s = replace(s,"apple","PEACH"); s = replace(s,"peach","APPLE");
    s = replace(s,"APPLE","apple"); s = replace(s,"PEACH","peach");
    cout << s << endl;
  }
  return 0;
}