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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 | 6.5k 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 ()

{
* * * ** *** * ** * * *** ** ** ** * * = 1, ** **** = 0;
* **** ** ** *** * * * ****** *
** **** * ** * *
**** *** = **** *
*** ** ** ** ** (c ** (month - 1))

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


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


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

}
** *** ** * *** *** * ***
*** ****** **
* *** ***** 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 ()

{
* ** ** * ** *** *** **** ** * = 1, ** ** * = 0;
****** * * *** **** * * * * * *
*** ** * * * ** = ** ***
*** * * * **** *** (c **** * (month - 1))

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


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


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

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

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

#include<stdlib.h>



int main(){
* * ***** * *** ** a[90];
* ** * ** * * * * ** *** p;
* ** * *** * * ** ******* **** * * ** **
**** ** * * *** * ** * * *** * ** *** * = 0;
* * **** ** ** *** **** *
** * ** *** * **** ** = 1;
* **** *** * ** = 1;
* ** * ** ** * *** *** i;
* *** * *** * *** * * ** ** ** **
** ** * * ***** ** **** ** ** * ** ** * * ** = a[i-2] + a[i-1];

    }
* **** * * * ** * **** 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;
** * *** * *** * * ** * * *** *
* * * * ** ********* ***** * * * * ***** = a[i-2] + a[i-1];

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

}
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 ()

{
* ** * **** * * **** * ** ** * ** = 1, ** ** * = 0;
** * ** * * ** **** ***** ** **
* * *** * * *** = ***** *** * *
** * *** * * (c * *** * (month - 1))

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


* * * * ** ** * ***** * * * * = * *****
***** * * ****** * * ** ** *** * * *** * * = **
*** ** ** * * * * ***** ** * * * ** ***** * * = 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]={};
* ** * * *** * * * **** * * * ** *****
** * * **** *********** ** **
* ** * ** ** ***
* **** * * * * * *
* * * ****** *** *** * * ** ** ** * * **** **
** ** ** ** * * * * *
* * * * *** * ** * ** * ** * **
******* * * ** * ** 0;

}
answered by (-249 points)
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Hidden content!
#include<stdio.h>



int main(void)

{
* ** *** ** * ** * * * *** * long long int a[90];
* *** **** * * * ** * b,i;
* * ** **** *** ** *** * **** * * *******
* ***** **** * ** *** * ***** * **** * * * * **
**** ** **** * * * * *** ** * * ** * ** ** * ** *
**** * * * * ** ****** **** *** ** **

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

}
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)
0 like 0 dislike
Hidden content!
* *** **** * ** * * *



int ***** (int month)



{

if (month == 0)

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

}

else if ** == 1)

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

}

else

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

}

}





int main ()

{
** * * ** ** * * ** ** * * * * = 1, *** * = 0;
* *** *** * ** *** * *** ** * * ** *
** **** ** * **** * = ** * * **
* * * ** ** (c * *** (month - 1))

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


* ** * ***** ** * ** *** * * * * * = ** ** *
*** * **** * * * * * ** ** * ** * * *** = ***
** * ****** * *** ** * * * * **** * **** *** * = 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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