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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 | 9.5k 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))

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


* **** ** ** * * ** ** * * = **** ***
* * * *** * * ** * * **** ** * ** ** * = **
*** **** * ** * * * * * ** * ****** = 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)
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>

#include<stdlib.h>

int main()

{
* * * * *** * * * *** n,i;
** ****** **** *** * * long a[100]={};
* * * * * *** * * * ** * ***** * ** ** * *** ***
** *** ** * * ** ** ** * * *
* ** ** * * *** * * *
*** ** ** * ** * * *
* ******* ** * ** * * ** ** * ** **** * *** * *** * ***
* *** * * * * *** *
* * ** *** *** * * * ** ** **** *** * *** ** *
* ** *** ** *** * 0;

}
answered by (-249 points)
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Hidden content!
#include<stdio.h>



int main(void)

{
***** **** * * ** ****** long long int a[90];
* ** * ** * ** ***** ** b,i;
**** * **** * *** ************ * * * *****
* **** * * * * ** ** * ** * * * ****** * * * * * **
**** * ** * * *** * ** * *** * ** * **
* * **** * ** * **** ** ****

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

}
answered by (-412 points)
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Hidden content!
#include <stdio.h>

#include<stdlib.h>

int main()

{
**** *** * * * ** *** * ***** n,i;
* * *** ***** **** ** * * long a;
** ** * * * * * ** ** ** *** ** ** **
* * **** ** ** ****
*** ** ** * **** * *** * ** *
* * ***** * * * *** **
* ** * ** * ** * * **** *** * * *
*** * * * *
*** * * ** ** * * * ***** ** ** *******
** * ** ** ***** * * * *** 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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