Submission #2119102

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Source Code Expand

import java.util.Arrays;
import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = Integer.parseInt(sc.next());
		int[] a = new int[n];
		for (int i = 0; i < n; i++)
			a[i] = Integer.parseInt(sc.next());
		int max = 0;
		int min = Integer.MAX_VALUE;
		Arrays.sort(a);
		for (int i = 0; i < n / 2; i++) {
			if (a[i] + a[n - 1 - i] < min)
				min = a[i] + a[n - 1 - i];
			if (a[i] + a[n - 1 - i] > max)
				max = a[i] + a[n - 1 - i];
		}
		System.out.println(max - min);
	}
}

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