#include <iostream>
using namespace std;

int main(){
	char s[10];
	cin >> s;

	if(s[0]=='?') cout << 'y' << endl;
	if(s[1]=='?') cout << 'u' << endl;
	if(s[2]=='?') cout << 'k' << endl;
	if(s[3]=='?') cout << 'i' << endl;
	if(s[4]=='?') cout << 'c' << endl;
	if(s[5]=='?') cout << 'o' << endl;
	if(s[6]=='?') cout << 'd' << endl;
	if(s[7]=='?') cout << 'e' << endl;
	if(s[8]=='?') cout << 'r' << endl;

	return 0;
}