题解 | #计算某字符出现次数#

import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String line = scan.nextLine().toLowerCase();
        String[] strs = line.split("");
        String target = scan.nextLine().toLowerCase();
        int ans = 0;
        for (String str : strs) {
            if (target.equals(str)) {
                ans++;
            }
        }
        System.out.println(ans);
    }
}