题解 | #计算整数位数#
计算整数位数
https://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(); int count=0; if(num<=0){ System.out.println(num); }else { while (num!=0){ num/=10; count++; } System.out.println(count); } } }
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java刷题,或许会有其他方面