#include <iostream>
#include <cstring>
using namespace std;
 
int main() {
	char s[100],c;
	cin.getline(s,100);
	cin>>c;
	
	int k=0, i=0;
	while(s[i]!='\0'){
		if(s[i]==c||s[i]==c-('a'-'A'))k++;
		i++;
	}
	cout<<k;
	return 0;
}