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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 | 3.6k 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)
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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;
** ** *** * * * * ****
**** * ** * *** ** = 1;
* * ***** ** ***** * = 1;
* * *** * **** * i;
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* * ***** **** ** * ** * **** * * * ** = 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;
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    }
** * ** *** *** * ***** ** * 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;
* * **** ** ** *** ****** * * * * ** ****
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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 ()

{
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** **** ** ** *** * * * ********
** *** * * * * * = *** * **
** * ** ** * * (c * * (month - 1))

{
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* * *** * ** * *** **** * * ** * = * *
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******* ****** * * **** * ** *** * * ******** ** * * = 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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