#include<bits/stdc++.h>
using namespace std;
int main(){
string s;
cin>>s;
while(s.find("gzu")!= string::npos){
s.erase(s.find("gzu"),3);
}
while(s.find("Gzu")!= string::npos){
s.erase(s.find("Gzu"),3);
}
while(s.find("GZU")!= string::npos){
s.erase(s.find("...