题解 | #计算某字母出现次数#
计算某字母出现次数
http://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner sc = new Scanner(System.in); String str = sc.nextLine().toUpperCase(); String s = sc.nextLine().toUpperCase(); System.out.println(str.length()-str.replace(s, "").length()); } }