#include<iostream>
using namespace std;
int main()
{
char n,a[10];
int i=0,flag=0;
cin.getline(a,10);
cin>>n;
do {
if(n==a[i])
{
flag=1;
break;
}
i++;
} while (a[i]!='\0');
if(flag==1)
{
do {
cout<<a[i];
i++;
} while (a[i]!='\0');
}
else
cout<<"未找到";
return 0;
}
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