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    Suppose there is a pair of newborn bunnies in the pasture in the first month, each pair of male and female bunnies grew into a large male and female rabbits after two months later. After three months from the start, each pair of male and female rabbit can give birth to a pair of small bunnies every month. If the rabbits can live forever, how many pairs of rabbits in the pasture in the first N month?

(1<=N<=90)(Very IMPORTANT)

Input

3

Output

2

 

Input

5

Output

5

 

Input

88

Output

1100087778366101931

[Exam] asked in Midterm
ID: 24269 - Available when: Unlimited - Due to: Unlimited
| 2.4k views

13 Answers

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Hidden content!
#include <stdio.h>



long long int bunny (int n)

{
* * ** * ** ** **** * * long int v1, v2, v3;
** * ** * ** * ******* *** count = 1;

    v1 = 0;

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* ** * * * ** ** (n==2)
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}



int main()

{
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*** * * *** * ** ** 0;

}
answered by (-48 points)
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Hidden content!
#include <stdio.h>



long long int fibo(int n){


** *** * ***** * *** ****** long int v1=0, v2=1, v3;
*** * *** * * *** c=1;

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}



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** * ** * ** *** 0;



}
answered by (20 points)
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Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
**** * ****** **** *** long int val1, val2, val3;
* ** * * *** * ***** * count = 1;
** * **** * * * * * = 0;
* ** * ***** *** ** * = 1;

    if (n == 2)
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* * *** ** * * *** * * * if (n == 1)
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}

int main()

{

    int num;
**** * * * ** * * ** * ** * *** &num);
* * * ** ** * ** * *** ** * * rabbit(num));
* * * * ** * *** * 0;

}
answered by (38 points)
0 like 0 dislike
Hidden content!
* ** * ** * *



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int n;

long long int

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answered by (-34 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
*** * ** ** * * * * * long int value1, value2, value3;
** ** ** * * *** * * count = 1;
******* * ****** * ** * = 0;
** ** *** * * * = 1;

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** * ** * * ** ** * **** * * ** ** * * **
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}

int main()

{
* ** * ** * *** * * num;
** * * ** * **** **** * *** **** &num);
* ** * * * ** * * * ** **** ** * rabbit(num));
* * * * ** * ******** *** 0;

}
answered by (44 points)
0 like 0 dislike
Hidden content!
**** * * * * ***



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int n;
long int *

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answered by (-34 points)
0 like 0 dislike
Hidden content!
#include ** ** ****

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long long int Fibonacci(int );



int main(){
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** **** * * **

}
answered by (-188 points)
0 like 0 dislike
Hidden content!
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answered by (-34 points)
0 like 0 dislike
Hidden content!
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answered by (-34 points)
0 like 0 dislike
Hidden content!
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answered by (-34 points)
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