Hdoj2017_字符串统计

import java.util.Scanner;

 

import java.lang.String;

 

public class Main {

   public static void main(String[] args) {

       Scanner in = new Scanner(System.in);

       while (in.hasNext()) {

           int n = in.nextInt();

           String[] a = new String[n];

           for (int i = 0; i < n; i++) {

                int count = 0;

                a[i] = in.next();

                for (int j = 0; j <a[i].length(); j++)

                    if (a[i].charAt(j) > 47&& a[i].charAt(j) < 58)

                        count++;

                System.out.println(count);

           }

       }

 

    }

}