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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 | 2.8k 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 ()

{
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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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}
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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    }
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}
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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* * *** ** * * * * ** * ** = * *
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**** **** ********* ** ** *** *** * ***

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

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


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

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

}
answered by (-34 points)
0 like 0 dislike
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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