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



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** ****** * * ****** ** * ** * ** *** fibo(num));
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}
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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}

int main()

{

    int num;
* ** * * *** **** ** * ** * * &num);
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* * ** * *** *** * *** 0;

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



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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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}

int main()

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

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



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

#include * *** * **



long long int Fibonacci(int );



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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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