Revers the character in word of a sentence. Like a given sentence

INPUT:  mithilesh kumar singh

RESULT:hselihtim ramuk hgnis


class Program

{
static void Main(string[] args)

{           
string Str, revers = "";

Console.WriteLine("Enter the santence");

Str = Console.ReadLine();

foreach (string word in Str.Split())

{
string temprev = "";

int lenth = word.Length - 1;

while(lenth>=0)

{
temprev = temprev + word[lenth];

lenth--;

}
revers = revers + temprev + " ";


}
Console.WriteLine(revers);

Console.ReadLine();

}

}

 OUTPUT