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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 | 4.4k 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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{
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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;
*** ** ** * * * * * * * * ** * * * *
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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;
** * * ** *** ** * **** ** * * * * * ***
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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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* ** * *** **** * **** * ***** **
* ******** * *** * * = ** * * * **
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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)
0 like 0 dislike
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 ()

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

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

}
** ** * ** ** ** * ***
* ** ***** * 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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