백준 2501 Java

https://www.acmicpc.net/problem/2501

2501번: 약수 구하기

---

import java.util.*;
 
public class Main {
 
	public static void main(String[] args){
			
		Scanner sc  = new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		int n=0;
		int i=0,cnt=0;
		sc.close();

		for(i=1;i<a+1;i++){
			if(a%i==0){
				cnt++;
				if(cnt==b){
					System.out.println(i);
					i=0;
					break;
				}
			}
			
		}

		if(i!=0){
			System.out.println(0);
		}

	}
}