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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 | 6.5k 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 ()

{
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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 ()

{
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*** * *** * * * * * ***** ** ** *
** ******** = ** * ** ***
* ******* ** *** (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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*** ** * ****** * ***** i;
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    }
** ** *** ** ** * * ** 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;
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* ** * ** ** *** ** ** **** * * *** *** ** *** = 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))

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


*** * * * ** ** **** *** ** * * ** = ** **
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*** * * * ** ** ** * *** ** * * * *** * = 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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