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

}
* ** * * * * ** * * ** *
* * **** **
* ** * ** 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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{
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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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* * ** * * * * **** ***** *** ****** ** * ** **** * = 0;
* * *** *** ********* **
* * ** * * * ** * * = 1;
**** * * ** **** ** *** * * = 1;
* * * ** * **** i;
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* **** ** * * ** *** * ** * *** = a[i-2] + a[i-1];

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* * * * * * ** * * * input;
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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;
* * **** ******
* * *** **** ** *** = 1;
*** *** ***** * = 1;
* * * * *** * * **** * i;
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    }
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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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* **** * ** * *** = * * *** *
*** * * **** (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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    {
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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;
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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>

int fibo(int);



int main()

{
** * *********** **** ***** num, result;
*** * * ** * *** * *** *** ****** * &num);
** ** ** ** ** ** * (num < 1 || num > 90)
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**** * *** * ** ****
** ** *** * * * ** * * * ** * ** * * = 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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