using System;

namespace DemoApp
{
class Program
{
static void Main(string[] args)
{
Console.Write(“Output: “ + GetMaxWord(“one two five one four five one two five two five two five”));
}

 public static string GetMaxWord(string word)
 {
 string[] wordlist = word.Split(' ');
 var diswords = wordlist.Length;
 double[] number = new double[diswords];
 var j = 0;
 foreach (var item in wordlist)
 {
 for (int i = 0; i < diswords; i++)
 {
 if (item.ToLower() == wordlist[i].ToString().ToLower())
 {
                    number[j] = number[j] + 1;
 }
 }
            j++;
 }
 double k = 0;
 var l = -1;
 for (int i = 0; i < number.Length; i++)
 {
 if (k < number[i])
 {
                k = number[i];
                l = i;
 }
 }
 return wordlist[l];
 }
}

}

//——————————————-
//Output: five

public static string GetMaxOccuredWord(string strVar)
{
string maxOccuredWord = string.Empty;
try
{
string[] strArray = strVar.Split(‘ ‘);
var distinctArray = strArray.Distinct().ToArray();
int[] maxCount = new int[distinctArray.Length];
for (int index=0;index< distinctArray.Length;index++)
{
foreach (var strArrVal in strArray)
{
if(distinctArray[index]==strArrVal)
{
maxCount[index]=maxCount[index]+1;
}
}
}
int indexVar = Array.IndexOf(maxCount, maxCount.Max());
maxOccuredWord = distinctArray[indexVar];
}
catch (Exception ex)
{
return ex.ToString();
}
return maxOccuredWord;
}