#include <iostream>
#include <string>
using namespace std;
 
int main() {
 
  string input;
  getline( cin, input );
  string ans = input;
 
  string apple = "apple";
  string peach = "peach";
 
  while(true) {
 
    int x = input.find( apple, 0 );
    if ( x == string::npos ) break;
    for ( int i = 0; i < 5; i++ ) {
      ans[x+i] = peach[i];
      input[x+i] = '-';
    }
 
  }
 
  while(true) {
 
    int x = input.find( peach, 0 );
    if ( x == string::npos ) break;
    for ( int i = 0; i < 5; i++ ) {
      ans[x+i] = apple[i];
      input[x+i] = '-';
    }
 
  }
 
  cout << ans << endl;
 
  return 0;
 
}