#include<iostream>
#include<cmath>
#include<iomanip>
#include<algorithm>
#include<cstdlib>
#include<cstring>
#include<vector>
#include<utility>

#define ll long long
#define sz(x) int(x.size())
#define all(x) x.begin(),x.end()
using namespace std;

void Fast_IO(){
    ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
    #endif
}





void solve(){
  string s;
  cin>>s;
  string m="";
  for(int i=0; i<sz(s); i++){
      if(s[i]=='W' && s[i+1]=='U' && s[i+2]=='B'){
          if(sz(m)>1) m+=' ';
          i+=2;
      }else m+= s[i];
  }
cout<<m;



}

int main(){
    Fast_IO();
int t =1;
//cin>>t;
while(t--){
solve();
}
return 0;
}