공백으로 출력하라는걸 못봐서 계속 틀렸었다... 문제를 잘 읽자...
package Programmers;
import java.util.Arrays;
import java.util.Scanner;
public class ProgrammingBasic {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int N = sc.nextInt();
int[] answer = new int[N];
for(int i = 0; i < N; i++){
answer[i] = sc.nextInt();
}
Arrays.sort(answer);
System.out.println(answer[0] + " " + answer[N-1]);
}
}