#include<iostream>
#include<string>
using namespace std;

int main(){

  string str;

  cin >> str;
  if(str == "apple") cout << "peach";
  else if(str == "peach") cout << "apple";
  else cout << str;
  
  while(cin >> str){
    if(str == "apple") cout << " peach";
    else if(str == "peach") cout << " apple";
    else cout << " " << str;
  }
  cout << endl;

  return 0;

}