Calculate the total number of rabbits

/* Classical question: There are a pair of rabbits, from the 3rd month after birth a pair of rabbits each month, the rabbit long to the third month after the birth of a pair of rabbits, if the rabbit is not dead, ask each month the total number of rabbits? The law of Rabbits is a series of 1,1,2,3,5,8,13,21....*/

#include <stdio.h>//f (N) = 2f (n-1)-(f (n-1)-F (n-2)) = f (n-1) + f (n-2); \Recursive ImplementationintNumbersintn);intMainintargcConst Char*argv[]) {    //Nth Month    intn =8; printf ("The total number of rabbits in the first%i month is:%i\n", N, Numbers (n)); return 0;}intNumbersintN) {    if(n = =1|| n = =2) {        return 1; }Else{        returnNumbers (n1) +numbers (n2); }}

Calculate the total number of rabbits