今晚的兴业数据笔试题是不是有问题啊？
编程是输出一个区间的水仙花数，这种题本来很简单的，但是边界情况搞不定，一直是66.7%
package com.yangyang.niuke;
import java.util.Scanner;
/**
* @create: 2020-03-20 23:35
**/
public class Main {
private static boolean shui(int num){
int a = num/100;
int b = (num/10)%10;
int c = num % 10;
return a*a*a + b*b*b + c*c*c == num;
}
private static void check(int n,int m){
if(n <100 || m > 999 || m < n){
System.out.println("ERROR");
return;
}
int c = 0;
for (int i = n; i <= m; ++i) {
if(shui(i)){
c++;
System.out.println(i);
}
}
if(c == 0) System.out.println("NO DATA");
}
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
String str = sc.nextLine();
try {
String[] ss = str.split(",");
int n = Integer.parseInt(ss[0]);
int m = Integer.parseInt(ss[1]);
check(n,m);
} catch (Exception e) {
System.out.println("ERROR");
}
}
}
查看5道真题和解析
）。