#include <iostream>

using namespace std;

int main()
{
int i;
string s;
getline(cin,s);
for(i=0;i<s.size();i++)
{
if(s[i]!=’C’ and s[i]!=’A’ and s[i]!=’M’ and s[i]!=’B’ and s[i]!=’R’ and s[i]!=’I’ and s[i]!=’D’
and s[i]!=’G’ and s[i]!=’E’)cout<<s[i];
}
return 0;
}