#include<bits/stdc++.h>
#define REP(i,n) for(int i=0;i<n;i++)
#define LOOP(i,x,n) for(int i=x;i<n;i++)
#define ALL(v) (v).begin(),(v).end()
#define PB push_back
#define MP make_pair
#define FR first
#define SC second
#define int long long
using namespace std;
const int MOD=1000000007;
const int INF=1000000009;


signed main(){
  string s;
  getline(cin,s);
  int f=0;
  REP(i,s.size()){
    if(f)cout<<' ';
    f=1;
    string t="";
    while(1){
      if(s[i]==' '||i==s.size()-1)break;
      t+=s[i];
      i++;
    }
    if(t=="peach")cout<<"apple";
    else if(t=="apple")cout<<"peach";
    else cout<<t;
  }
  cout<<"."<<endl;
  return 0;
}

