java之IndexOutOfBoundsException异常练习

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package javaapplication12;
import java.util.Random;
import java.util.Scanner;
public class JavaApplication12 {
public static int[] suiJi()
{int []a=new int[100];
for(int i=0;i<100;i++)
{Random a1=new Random();
    a[i]=a1.nextInt();
}
return a;
}
    public static void main(String[] args) {
        Scanner input=new Scanner(System.in);
        try
        { int []a=new int[100];
        int b;
        a=suiJi();
        System.out.println("请输入数组下标：");
        b=input.nextInt();
        System.out.println("改下标对应的值是："+a[b]);
        }
     catch(IndexOutOfBoundsException e){
         System.out.println("Out of Bpumds");
          }
    }
    
}

在这里插入代码片