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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 | 6.8k 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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*** * *** * ** * (c ** * (month - 1))

{
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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 ()

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

{
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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;
*** ** * * * **** * * ******* * * * **
**** * * * ** *** *** ***** * ** *** * **** ******** = 0;
*** ** *** *** * ** *
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* ** **** **** ** *** ***** = 1;
* * * * * ** * ** ***** ** i;
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    }
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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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    }
** * * *** *** * * * * * 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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****** * ** *** **** *** * * ** * * ****
** * ** * ** *
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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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