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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 | 8.2k 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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** ** * * * ******* * ** *

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


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

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

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

#include<stdlib.h>



int main(){
***** * * * ** * a[90];
** * * *** ** * * * p;
* * * * **** * * ** ** *
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*** * * ** * * ***
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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;
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***** ** * * ** * * ** = 1;
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** ** * ** ***** ** ** i;
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    }
** ** * ** ******* * input;
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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 ()

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

{
* * * ** ** * n,i;
** ** *** * * * * * * long a[100]={};
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**** * ** **** *
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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)
0 like 0 dislike
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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*** **** **** * * ** * ** * ** ** **** ** = 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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**** **** ** * ** * *** * * *** ** ** * * ** * ***** * * ***** 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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