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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 pair 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

[Exercise] Coding (C) - asked in C
ID: 22018 - Available when: Unlimited - Due to: Unlimited

edited by | 6.4k views

69 Answers

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Hidden content!
*** * ** * ** *



int * (int month)



{

if (month == 0)

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

}

else if (month == 1)

{
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}

else

{
* * ** ********* * * ** * * *** (month - 1) + * (month - 2));

}

}





int main ()

{
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** **** * ** * * ****** * *** ** *

}
* * ** * * *** ** ** ** *
*** * ** **
* * * * * 0;

}
answered by (-34 points)
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Hidden content!
*** ** ** **** ***



int ** * (int month)



{

if (month == 0)

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

}

else if * == 1)

{
*** ** ** ** * **** 1;

}

else

{
* * * * ** *** *** * * ** (month - 1) + * (month - 2));

}

}





int main ()

{
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{
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** * ** ** *** * * ** * * *

}
* * *** * **** * * ** **
**** ** ** * ** 0;

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

#include<stdlib.h>



int main(){
** **** * * *** ** ** a[90];
**** * * **** ** * ** p;
* *** * *** *** * ** * *****
* ** ***** **** ** * * ** ** * * ****** ** *** *** = 0;
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*** **** **** * ****** ** * ** * *** * ****** **** **
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}
answered by (-134 points)
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Hidden content!
#include<stdio.h>

#include<stdlib.h>



int main(){
** ** * * * * *** * a[100];
*** ****** ** ** * * p;
** * ** *** *** * ** * * *
** *** * ** * ** ** ****** ***** = 0;
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**** ** ******* * *** = 1;
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}
answered by (-134 points)
0 like 0 dislike
Hidden content!
**** * ** * *



int * ** (int month)



{

if (month == 0)

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

}

else if * * * == 1)

{
*** ** *** **** ** ** * 1;

}

else

{
* * ** * ** * * ** * * (month - 1) + **** (month - 2));

}

}





int main ()

{
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* * * ***** ** * * **** ** * * *
* ** * * *** * * * = * ****
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{
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* * * * * * * **** * * * ** **** * = x;


* ** ** ** * * ** **** * * * * ** *

}
*** * * * *** ** * *
* ******* * 0;

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

#include<stdlib.h>

int main()

{
** **** **** ** * n,i;
* ** ** *** * * * *** * long a[100]={};
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}
answered by (-249 points)
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Hidden content!
#include<stdio.h>



int main(void)

{
**** * * ****** **** * * *** long long int a[90];
**** * ** * * b,i;
* * * * **** ** * ** ** * * ** **
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    {
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}
answered by (-412 points)
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Hidden content!
#include <stdio.h>

#include<stdlib.h>

int main()

{
*** *** **** * ** *** ** * n,i;
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* **** * ** * ** 0;

}
answered by (-249 points)
0 like 0 dislike
Hidden content!
** ** ** ***



int *** (int month)



{

if (month == 0)

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

}

else if **** == 1)

{
* * * ***** * * * * ** 1;

}

else

{
******* * * ** * ****** * * * * (month - 1) + * ** (month - 2));

}

}





int main ()

{
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** * ** * *** ** * ** * **** *
* * *** * * * * * = * **
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{
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* * ** ** *** * * * * ** * ** ** * = * ** *
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* * * * ***** ** ** *** * *** ********* = x;


* * * * **** **** ** * **** * ****

}
*** * * * * * ** *** ** *
* * *** * ** 0;

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

int fibo(int);



int main()

{
*** **** * ** * ** **** num, result;
* * * ** ** * ****** * ** ** *** * &num);
* *** ** *** ** ** * (num < 1 || num > 90)
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*** * * *** ** * ** *** ** * *** *** * * = fibo(num);
** * * * * * *** *** * * *** ***** * ** * * ** result);
* * *** ******* * *** *
* * * ** ** * **** * 0;

}



int fibo(int num)

{
** * * * * ** * (num == 0)
* * *** ** ****** * **** * * * *** ** ** ***** 0;
* * ** * * * ** ** if (num == 1)
*** ***** * ***** * ** ******* * *** * *** * 1;
* ** * * * **** * * * * * *
** ** *** *** ** * * * ** ** * **** ** - 1) + fibo(num - 2));

}
answered by (20 points)
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