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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 | 5.1k views

69 Answers

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



int ** (int month)



{

if (month == 0)

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

}

else if (month == 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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**** * ** *** * ** 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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** * ** * * ** * * ******* **
** * *** ** *** = * ***
*** *** * * * (c * ** * (month - 1))

{
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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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*** ** * * * *** * ** *** i;
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    }
* * ** ***** *** * ** input;
* * ***** * * ** *** **** * * * ** * **** **
** * * * ** * ***** * ** * * **** * *
* * * ** ****** * * 0;

}
answered by (-134 points)
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Hidden content!
#include<stdio.h>

#include<stdlib.h>



int main(){
** * ******* * ** * a[100];
** * * ** ** * *** * p;
* * * ** * * * ***** ** * * * ****
* ** ** ** **** * *** **** * ** ** * **** = 0;
** * * * **** * ** **
* ********* ** * *** ** *** = 1;
* * * * * * * * * = 1;
** * * **** * **** * * i;
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    }
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* * **** ** * * * * *** ****** * *** ****
*** ****** ** * * ********* ** *** ** ***
**** * * * *** * ***** **
***** ** **** ** * * 0;

}
answered by (-134 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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* ** ** * ** ** ** * * * *** ** *
* * * * ** ** = * * **
* * * ** * (c **** (month - 1))

{
* **** * ** *** *** * ** * * * * * = ** ***** + * * ***


* * * ** *** * **** * **** * = * *****
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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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* * ** * ** * *** * * 0;

}
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;
***** *** ** *** **** **** * long a;
** ***** * *** ** ** * * * *** *** ***********
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**** ** * ** ** ****
***** * *** * * * * *** *** * * ** *******
* * * * * * 0;

}
answered by (-249 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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* * * * ** * * ** * ** *** * *
*** ** * ** = *** *
* ******* * (c ***** (month - 1))

{
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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)
** * *** * * *** * **** * ***** * *** ** * * ** ** **
* ** * * *** * * * ****
*** * * ** ** * * * * **** * * ** * ** = 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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