#include <iostream>
#include <string>
using namespace std;
int main(){
	string str;
	getline(cin,str);
	for(int i=0;i<str.size()-5;i++){
		if(str[i]=='a'&&str[i+1]=='p'&&str[i+2]=='p'&&str[i+3]=='l'&&str[i+4]=='e'){
			str[i]='p';
			str[i+1]='e';
			str[i+2]='a';
			str[i+3]='c';
			str[i+4]='h';
			i+=3;
		}
		if(str[i]=='p'&&str[i+1]=='e'&&str[i+2]=='a'&&str[i+3]=='c'&&str[i+4]=='h'){
			str[i]='a';
			str[i+1]='p';
			str[i+2]='p';
			str[i+3]='l';
			str[i+4]='e';
			i+=3;
		}
	}
	cout<<str<<endl;
}