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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 | 9.6k 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)
0 like 0 dislike
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)
0 like 0 dislike
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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