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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 | 8.2k 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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