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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 ()

{
* ***** * ** ** * * ** **** *** * ** *** * = 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)
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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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