#include<bits/stdc++.h>
using namespace std;
int main()
{
string str;
getline(cin,str);
int index=str.find("WUB");
int count=0;
while(index!=-1)
{
str.replace(index,3," ");
//str.erase(str.begin()+index,str.begin()+index+3);
index=str.find("WUB");
}
cout<<str;
return 0;
}
this blog contains questions and solutions of codeforces(a competitive programming website) problems. It also contains algorithms and data structures.
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