华为OJ:字母大小写判断

import java.util.Scanner;public class bigLetterCount {public static int CalcCapital(String str){int count=0;for(int i=0;i<str.length();i++){if('A'<=str.charAt(i)&&str.charAt(i)<='Z')count++;}return count;}public static void main(String args[]){Scanner input=new Scanner(System.in);String s=input.nextLine();System.out.println(CalcCapital(s));}}