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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 | 5.2k 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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*** ** * **** = * * * **
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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 ()

{
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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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** *** ** *** * ********* * * * * * * ** * *
* ** * * * ** * * ** * * *** ** ** **** * ** ** * **
* ***** ** * *** *** * 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;
** * ** * **** * ** * **** ** i;
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    }
* * ** *** ** * ** * 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 ()

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