题解 | #计算整数位数#
计算整数位数
http://www.nowcoder.com/practice/07232b8720614f7ea185391d1a7206eb
import java.util.Scanner;
public class Main { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int num = scan.nextInt(); scan.close();
//write code here......
int count = 1;
if(num>0)
{
while(num/10>=1)
{
num = num/10;
count++;
}
System.out.println(count);
}
else
System.out.println(num);
}
}
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