[Lucky Algorithm] The Hurdle Race(25/77)

The Hurdle Race (Hacker Rank)

Dan is playing a video game in which his character competes in a hurdle race by jumping over hurdles with heights . He can initially jump a maximum height of units, but he has an unlimited supply of magic beverages that help him jump higher! Each time Dan drinks a magic beverage, the maximum height he can jump during the race increases by unit.

Given , , and the heights of all the hurdles, find and print the minimum number of magic beverages Dan must drink to complete the race.

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

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int k = in.nextInt();
        int[] height = new int[n];
        int max = 0;
        for(int height_i=0; height_i < n; height_i++){
            height[height_i] = in.nextInt();
            if(max <= height[height_i]){
                max = height[height_i];
            }
        }
        int result = max - k;
        if(result >= 0){
            System.out.println(result);
        }else{
            System.out.println(0);
        }
    }
}

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