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 sc = new Scanner(System.in); String str = sc.nextLine(); String target = sc.nextLine(); int res = 0; for (int i = 0; i < str.length(); i++) { int cur = str.charAt(i) - target.charAt(0); if (cur == 0 || (Character.isLetter(target.charAt(0)) && Math.abs(cur) == 32 )) { res++; } } System.out.println(res); } }