#include<bits/stdc++.h>
using namespace std;

int main() {
	string s;
	char c;
	cin>>s>>c;
	for(int i=0;i<s.size();i++){
		if(s[i]==c) s[i]=' ';
	} 
	for(int i=0;i<s.size();i++){
		if(s[i]!=' ') cout<<s[i];
		else continue;
	}
	return 0;
}
/**************************************************************
	Problem: 1131
	User: linzihang
	Language: C++
	Result: Accepted
	Time:6 ms
	Memory:2076 kb
****************************************************************/