#include<iostream>
using namespace std;
string moveAllX(string s)
{
if(s.length()==0)
{
return " ";
}
char ch=s[0];
string ans = moveAllX(s.substr(1));
if(ch=='x')
return(ans+ch);
else
return(ch+ans);
}
int main()
{
cout<<moveAllX("axxbdxcefxhix");
}
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