题解 | #计算某字符出现次数#

import java.io.BufferedReader; import java.io.InputStreamReader;

public class Main { public static void main(String[] args) throws Exception{ String word="",word1 = ""; BufferedReader buf= new BufferedReader(new InputStreamReader(System.in)); word = buf.readLine().toLowerCase(); word1 = buf.readLine().toLowerCase(); int index = 0; for(int i= 0;i<word.length();i++){ if (word.charAt(i)==word1.charAt(0)) index++; } System.out.println(index); } }