package com.itachi;
import java.util.Scanner;
public class input
{
public static void main(String[] args)
{
Scanner scan = new Scanner(System.in);
int i = scan.nextInt();
int t=0;
if(i==0)System.out.println("它是个1位的数");
else
{
while(i>0)
{
t++;
i/=10;
}
System.out.println("它是个"+t+"位的数");
}
}
}
public class HelloWorld{
public static void main(String[] args){
int num=999;
int count=1;
int data,i,j;
for(i=1;i<=10;i++)
{
count=count*10;
data=num-count;
if(data<0)
{break;}
}
System.out.println("它是个"+i+"位的数！");
}
}
Scanner scan = new Scanner(System.in);
int num = scan.nextInt();
int count = 0;
for(;num>0;count++){
num=num/10;
}
System.out.println("它是个"+count+"位的数！");
学到了