daa searching

import java.util.Scanner;
public class coba{
    public static void main(String args[]){
        Scanner in=new Scanner(System.in);
        int nis[]={7585,7579,7584,7577,7586,7587,7581,7580,7591,7575};
        System.out.print("masukkan nis yang dicari : ");
        int cari=in.nextInt();
        int a=0;
        while(a<nis.length){
            if(nis[a]==cari) break;
            a++;
        }
        if(a>=nis.length)System.out.println("nis tidak ditemukan");
        else System.out.println("nis "+nis[a]+" ditemukan");
    }
}