Java实例-从键盘输入5个数,统计一共有多少位

    xiaoxiao2021-03-25  63

    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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