Problem #2

Problem 2.cs

using System;

class Program
{
    static int MaxPumpPower(int[] fields, int[] waterTowers)
    {
        Array.Sort(fields);
        Array.Sort(waterTowers);
        int i = 0, j = 0, maxDistance = 0;
        while (i < fields.Length && j < waterTowers.Length)
        {
            if (fields[i] <= waterTowers[j])
            {
                maxDistance = Math.Max(maxDistance, waterTowers[j] - fields[i]);
                i++;
            }
            else
            {
                j++;
            }
        }
        return maxDistance;
    }

    static void Main(string[] args)
    {
        int[] fields = { 1, 5};
        int[] waterTowers = {10 };
        Console.WriteLine(MaxPumpPower(fields, waterTowers));
    }
}