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); String string1=in.nextLine().toUpperCase(); String string2=in.nextLine().toUpperCase(); String string3=string1.replace(string2,""); System.out.println(string1.length()-string3.length()); } }