HR30 Day 14: Scope/Java

개요

• HR30 Day 14: Scope

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

class Difference {
  	private int[] elements;
  	public int maximumDifference;

    Difference(int[] a) {
        this.elements = a;
    }
    public void computeDifference() {
        int max = 1;
        int min = 100;
        for(int num:this.elements) {
            if( num > max ) max = num;
            if( num < min ) min = num;
        }
        this.maximumDifference = max - min;
    }

} // End of Difference class

public class Solution {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] a = new int[n];
        for (int i = 0; i < n; i++) {
            a[i] = sc.nextInt();
        }
        sc.close();

        Difference difference = new Difference(a);

        difference.computeDifference();

        System.out.print(difference.maximumDifference);
    }
}