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


* ** *** * * * **** *** * * *** *** * ** = ** *
* ** ** * **** * **** * * ****** = **
* *** ** * ** * * * * ** ** ** * = x;


* **** * * * * * * *** ** ** ******

}
** * * ** * ***
* *****
* *** * *** * ** 0;

}
answered by (-34 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(){
*** ** * * ** **** * 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]={};
*** * * **** * **** * * *** * ** ***** * *
** *** *** ** * **** ** **
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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;
*** *** ** ** * * ***** **** *
** **** * *** ***** * *** * **** ***
* *** * * * * * ** ** *
* ** * ** * ****
**** ***** ** ***** ** * * * **** ****** *** **
* ** ***** ** * *
* ** *** *** * *** **** * * *** * *
**** * * ***** * * 0;

}
answered by (-249 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>

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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