题解 | #计算某字符出现次数#
计算某字符出现次数
https://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); in.useDelimiter("\n"); // 注意 hasNext 和 hasNextLine 的区别 while (in.hasNext()) { // 注意 while 处理多个 case String s = in.next(); String search = in.next(); char[] chars = s.toCharArray(); int count = 0; for(int i = 0; i < chars.length; i ++) { if(!search.toUpperCase().equals((chars[i] + "").toUpperCase())) { continue; } count ++; } System.out.println(count); } } }