题解 | 最大的差

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int nums[] = new int[n];
        for (int i = 0; i < n; i++) {
            nums[i] = in.nextInt();
        }
        int max = nums[0];
        int min = nums[0];
        for (int i = 0; i < n; i++) {
            max = max > nums[i] ? max : nums[i];
            min = min < nums[i] ? min : nums[i];
        }
        System.out.println(max - min);
    }
}