View Code of Problem 55

#include <iostream>
using namespace std;
int main(){
	string str;
	char s;
	cin>>str;
	cin>>s; 
	for(int i=str.size()-1;i>=0;i--){
		if(str[i]==s){
			str.erase(i,1);
		}
	}
	cout<<str<<endl;
}