Java实例-从键盘输入5个数，统计一共有多少位

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package com.minrisoft;import java.util.Scanner;public class Demo {    public static void main(String [] args){        Scanner sc = new Scanner(System.in);        int num[] = new int[5];        int n = 0;        int i;         System.out.println("请输入5个数字");            for(i = 0;i <= 4;i++){                int x = sc.nextInt();                num[i] = x;            }        System.out.println();        System.out.println("5个数字分别为：");            for(i = 0 ;i <= 4;i++){                System.out.print(num [i] +" ");            }            for(i = 0 ;i <= 4;i++){                do {                    n ++;                    num[i] /= 10 ;                }while( num[i] > 0 );            }         System.out.println();         System.out.println();         System.out.println("一共有 "+n+" 位");    }}

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