Rabbit Born rabbit function recursion

Namespace Bunny rabbit function recursion
{
Class Program
{
static void Main (string[] args)
{
Console.WriteLine ("Please enter the number of months you want to know about rabbits:");
int m = Convert.ToInt32 (Console.ReadLine ());
int sum = new program (). Tuzi (m);//define a sum of type int to receive the result of the call's Tuzi function input m
Console.WriteLine ("+m+" month the number of rabbits is "+sum+" only. ");
Console.ReadLine ();
}
public int Tuzi (int yue)
{
int sum = 0;
if (yue==0)//No. 0 Month when the total number of rabbits is 1 pairs
{
sum = 1;
return sum;//return must be in all probability. Returns the value of a sum of type int
}
sum = Tuzi (yue-1) * *;the number of rabbits this month equals the number of rabbits last month
return sum;
}
}
}

Rabbit Born rabbit function recursion