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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 | 5.3k 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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** ****** * * * * * *** ** * * * ** ** = ** *
** ** * * * * * * * ******* = 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))

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

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

}
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))

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