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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 | 8.9k 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 ()

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

{
*** * * *** ** ** ** * ** ** = * **** *** + ** ******


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

{
* ** **** * *** * ** * * ** = 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(){
*** ** **** *** * * a[90];
* ** ** * ** * * * * p;
* ** **** ** * ***** *** *** **
* * * * ** *** * *** * * ** ** * ** ** = 0;
*** * ******** **
** ** * * **** ** * * ** * * = 1;
* * ** *** ** ** * *** = 1;
*** *** * *** * ****** * i;
*** * ********* * * **** * *** ******* **
* *** ** *** *** * *** * *** ** ** *** * ***** = a[i-2] + a[i-1];

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

    }
* * ***** * *** * input;
***** ** * ** * ** * * ***** ** *** ********* *
** * **** ******* * *** ** **** *** ** **** ** *
** *** * * *** * ** *
* ** ** * * *** * 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))

{
****** * ** *** ** * *** **** = * ** * + *** *** *


* ** **** * ***** * * ** ** *** *** = * ***
* ** * * ** ***** * * * * ** ** * * = * *
**** ** * * * ** *** ** * * * * = 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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    {
*** * *** ******* * * ** ******* ********* *** *******
** * **** * * ****
* * ** * * **** ** * *** * ***** **

}
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))

{
** * *** *** *** * * * ** * ** * ** * = ** ** ** * + *** *


**** * ** ** * ** ** *** *** = * ** ** *
***** * * * **** ***** * ** ** * * * ** = ****
** **** * *** * ** * * * * * **** * = 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)
* *** * * ** * * **** ** *** ** * *** * ** * ** * ** *
** **** * * *** * ****** **
** * *** * * ******* * * * ** ** *** *** * ** = 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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