#region using
using System;
using System.Collections.Generic;
using System.Linq;
using IEnumerable = System.Collections.IEnumerable;
using IEnumerator = System.Collections.IEnumerator;
using BitArray = System.Collections.BitArray;
using BigInteger = System.Numerics.BigInteger;
using TextReader = System.IO.TextReader;
using System.Text;
#endregion

namespace AtCoderProject
{
    public class Program
    {
        public object Calc()
        {
            var N = consoleReader.Int;
            var T = consoleReader.Int;
            var a = consoleReader.Split.Int;
            var sorted = new SortedCollection<int>(a, Comparer<int>.Default.Reverse());
            var b = new int[a.Length];
            for (int i = 0; i < b.Length; i++)
            {
                b[i] = sorted.First;
                sorted.Remove(a[i]);
            }
            var max = b.Max();
            var profits = new int[a.Length - 1];
            for (int i = 0; i < profits.Length; i++)
                profits[i] = b[i + 1] - a[i];
            var profitDic = new SortedDictionary<int, int>(profits.GroupCount());
            return profitDic.Last().Value;
        }
        class SortedCollection<T> : ICollection<T>
        {
            SortedDictionary<T, int> dic;
            public T First => dic.Keys.First();
            public SortedCollection() : this(Comparer<T>.Default) { }
            public SortedCollection(IComparer<T> comparer) { dic = new SortedDictionary<T, int>(comparer); }
            public SortedCollection(IEnumerable<T> original) : this(original, Comparer<T>.Default) { }
            public SortedCollection(IEnumerable<T> original, IComparer<T> comparer) : this(comparer)
            {
                foreach (var item in original)
                    this.Add(item);
            }

            public bool IsReadOnly => false;
            public int Count { get; private set; } = 0;
            public void Add(T item)
            {
                if (dic.ContainsKey(item)) ++dic[item];
                else dic[item] = 1;
                Count++;
            }
            public void Clear() => dic.Clear();
            public bool Contains(T item) => dic.ContainsKey(item);
            public void CopyTo(T[] array, int arrayIndex) { throw new NotImplementedException(); }

            public bool Remove(T item)
            {
                int count;
                if (dic.TryGetValue(item, out count))
                {
                    Count--;
                    if (count > 1) --dic[item];
                    else dic.Remove(item);
                    return true;
                }
                else
                    return false;
            }

            IEnumerator IEnumerable.GetEnumerator() => this.GetEnumerator();
            public IEnumerator<T> GetEnumerator()
            {
                foreach (var pair in dic)
                    foreach (var item in Enumerable.Repeat(pair.Key, pair.Value))
                        yield return item;
            }
        }


        #region いつもの
#pragma warning disable
        [System.Diagnostics.DebuggerBrowsable(System.Diagnostics.DebuggerBrowsableState.Never)] private ConsoleReader consoleReader;
        public Program(ConsoleReader consoleReader) { this.consoleReader = consoleReader; }
        static void Main() => Console.WriteLine(new Program(new ConsoleReader(Console.In)).Calc()); static string AllLines<T>(IEnumerable<T> source) => string.Join("\n", source);
    }
    static class Ext
    {
        public static IComparer<T> Reverse<T>(this IComparer<T> comparer) => Comparer<T>.Create((x, y) => comparer.Compare(y, x));
        public static Dictionary<TKey, int> GroupCount<TSource, TKey>(this IEnumerable<TSource> source, Func<TSource, TKey> keySelector) => source.GroupBy(keySelector).ToDictionary(g => g.Key, g => g.Count());
        public static Dictionary<TKey, int> GroupCount<TKey>(this IEnumerable<TKey> source) => source.GroupCount(i => i);
    }
    public class ConsoleReader { private string[] ReadLineSplit() => textReader.ReadLine().Split(Array.Empty<char>(), StringSplitOptions.RemoveEmptyEntries); private string[] line = Array.Empty<string>(); private int linePosition; private TextReader textReader; public ConsoleReader(TextReader tr) { textReader = tr; } public int Int => int.Parse(String); public long Long => long.Parse(String); public double Double => double.Parse(String); public string String { get { if (linePosition >= line.Length) { linePosition = 0; line = ReadLineSplit(); } return line[linePosition++]; } } public class SplitLine { private string[] splited; public SplitLine(ConsoleReader cr) { splited = cr.ReadLineSplit(); cr.line = Array.Empty<string>(); } public int[] Int => String.Select(x => int.Parse(x)).ToArray(); public int[] Int0 => String.Select(x => int.Parse(x) - 1).ToArray(); public long[] Long => String.Select(x => long.Parse(x)).ToArray(); public double[] Double => String.Select(x => double.Parse(x)).ToArray(); public string[] String => splited; } public SplitLine Split => new SplitLine(this); public class RepeatReader : IEnumerable<ConsoleReader> { ConsoleReader cr; int count; public RepeatReader(ConsoleReader cr, int count) { this.cr = cr; this.count = count; } public IEnumerator<ConsoleReader> GetEnumerator() => Enumerable.Repeat(cr, count).GetEnumerator(); System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() => GetEnumerator(); public IEnumerable<string> String => this.Select(cr => cr.String); public IEnumerable<int> Int => this.Select(cr => cr.Int); public IEnumerable<int> Int0 => this.Select(cr => cr.Int - 1); public IEnumerable<long> Long => this.Select(cr => cr.Long); public IEnumerable<double> Double => this.Select(cr => cr.Double); } public RepeatReader Repeat(int count) => new RepeatReader(this, count); }
    #endregion
}


Measured memory_bytes: 44404