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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 | 10k views

69 Answers

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Hidden content!
#include <stdio.h>







long long int rabbit(int n)



{


* * * **** **** *** *** long int value1, value2, value3;


*** ** ****** * * * * *** count = 1;


** * * ** * **** = 0;


** * *** *** **** ***** = 1;


* ** * ** *** ** ** (n == 2)


* * ****** * ** **** * *** * * * * * ** * ** *** 1;


** ****** *** * * if (n == 1)


* * * *** * * *** * *** * ******* * **** * * * ** * ** 1;


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


* *** * * ** * ** * *** ** * **** * * * * ** (count < n)


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


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* **** * ** * * * ***** ***** ** * ** value3;



}



int main()



{


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* * *** * ***** *** * **** * ** * * * * ** * &num);


** * * *** ** ** ** *** * * ** ** * * * rabbit(num));


* * * ***** * * * ****** 0;



}
answered by (6 points)
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Hidden content!
#include <stdio.h>







long long int rabbit(int n)



{


* ** *** ** **** **** long int value1, value2, value3;


***** * ** *** * * * count = 1;


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* *** * * ** *** ** * ** (n == 2)


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}



int main()



{


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* *** *** *********** *** * * * * * * *** * &num);


** * **** ** * ***** ** *** * ** * *** **** * * rabbit(num));


* * * * ** **** **** * ** * * 0;



}
answered by (-298 points)
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Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
** **** ** * * **** * *** long int value1, value2, value3;
* ** ********* ** * *** count = 1;
* *** * * ** * * = 0;
* * * * * *** * ** * * * = 1;

    if (n == 2)
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** ** *** *** ** * *** *** * if (n == 1)
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* *** * * * * * *** * * ** * * ** *** **
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** * * ** * ** ***** * * * * ** * **** ***** * * * **
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**** ** * ** ** ** * ** *** ** * ** * * * *** ** * ** * * ** * ** = value3;
* * **** * ** * * * **** * * * **
* ** **** * ** ** * * * ** ** **** * value3;

}

int main()

{
* **** * * * *** ** num;
* * * ** * ** ***** * * *** ** *** &num);
** ** ** *** ***** * *** * * * * * * rabbit(num));
* * * * ********* **** **** 0;

}
answered by (237 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
* * * * * ****** ***** long int value1, value2, value3;
* * ** ***** * * * * * count = 1;
* *** *** *** * * ** * ** ** * = 0;
** * ** ** *** ** ** * = 1;

    if (n == 2)
* *** * * *** * * ***** *** ** ** **** 1;
* ** * * * **** *** *********** if (n == 1)
* * * ***** * * ** * * ** * **** * 1;
* * * * * * ***** *****
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***** *** * ** ** *** *** * **** ****** *
* **** ** * *** *** **** * * * * * value3;

}

int main()

{
** * * ** ** * ***** * * * num;
* * * * ** * * *** * *** ** * ** * ** &num);
*** ** *** ** ** *** ** * * * ** * rabbit(num));
* * ** ***** **** * ** ** ** *** 0;

}
answered by (-215 points)
0 like 0 dislike
Hidden content!
#include * ** * * ****

#include * *** * * ***



int main()

{
***** * *** *** * n, i;


* * **** * *** ** * *** ** * * ** &n) != EOF)
** *** * **** ** *
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**** * ******** ** *** * * * * * ** * = 2; i < n; i++)
*** **** **** *** ** * ** * **** *** *
* *** * * * * * *** * * * ** * * ** *** * * ***** * = month[i-1] + month[i-2];
* ** * * ** ** ** **** **** * * * * ** ** *


** * ** ** ** ** * ** * ** * ** ** ** month[n-1]);
*** * ** * * * **


* **** * *** ** ** **** 0;

}
answered by (38 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include * ** ** * ** * * *



int main()

{
** *** ** * * ** n, i;


* ** **** ** * *** * * * * * * * * ** &n) != EOF)
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* * *** * **** ** * *** ** ** * * ** ** **** = 2; i < n; i++)
* * *** * * ******* ** ** * **
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** ***** ****** * ** *** * ** * * ** *


* * * ***** *** ** *********** * * **** * ** *** * month[n-1]);
** *** * * **


* * ** ** * * **** *** * 0;

}
answered by (38 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
*** * ** ** ** **** * **** long int value1, value2, value3;
***** ** * *** * count = 1;
*** ***** ** * ** * * = 0;
** ** ** * * ** * * = 1;

    if (n == 2)
* * ** ** * ** ** * * * * ** * * * 1;
** * * ** **** ** if (n == 1)
* * ** * * * ** *** ** * * * * *** ** ** * * 1;
* ** * * ***** * *
***** ** ** * *** * * *** * * * ** * * * ** * ** (count < n)
* * *** * * ** ** ************* ** * * *** ***** *
* * **** ** ** * * * ** **** * * ***** * ** * **** * *** *** * * = value1 + value2;
** * * ******* * * * * ***** ** * ** ** * * * ** **** * * * ***** * * *** **
* * *** * * * ** *** * * ** * * *** **** ***** *** * ***** = value2;
** * * * ******** * * * ** * ******* * * * ***** * **** ** * * * ** * * * = value3;
* *** ** * * ** * * ** ** * *** * * * * * *
** ** *** *** *** *** * ** * *** *** * * * **** value3;

}

int main()

{
**** * * ** ** * num;
****** *** ** *** **** * * ** **** * &num);
** * ** **** *** ** **** * *** rabbit(num));
** * * * ** * * * ** ** 0;

}
answered by (126 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



int main()

{
* * ** **** * ** * * * i, num;
** ****** * * **** * long total = 0, rabbit = 1, pairs = 1;


** *** ******** ** * * * * ** ***** * &num);


** * * ** * ** *** ** * = 2; i < num; i++)
**** * ** * ** *


**** ** *** ** * **** *** * * * ** ** * = rabbit + pairs;
* ** * *** * *** * * *** * * * * ** * * = rabbit;
* *** * * ******* * * * * *** * ** = total;


** * * * ** * ***** ******
**** ** ** * ** * ** * ** == 0)
**** * * **** ** *** *
*** * *** ** * * ** *** ** * **** ** * * * ***** **
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* ** ** ** * ** ** * *
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** ** * * * *** else if(num == 2)
* ***** *** * * * * ****
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** * * * *** **** * else{
* * * ** * ** ** *** ** * *** * * ** ** * ****** * * * * ** ** * * *

    }




* * *** * * * *** * * ** 0;

}
answered by (-189 points)
0 like 0 dislike
Hidden content!
#include * * * * * * **

#include ***** *** **



long long int fib(int );



int main(){


** ** * *** * ** N;
* ** ** * *** * ** long int output;
** * * * ** * **** * ** * *** * * &N);
** * **** * ***** * * * * * * * **** *** *
* ** * ** *** ** ** ** * *** * ** ** * * * = fib(N);
* *** ** * ** ** ** * ***** * ** * * *** ****** ** * * output);
** ** ** * * **


* ** ***** * * *** 0;

}



long long int fib(int *
** ****** * * ***** * long int last_2nd = 1, last = 1, output;
* ** * * * * *** * i;
* * ** * * **** * == 1 || N == 2)
* **** ** ** * * * **** * * ***** ** * 1;
* * ******* ******* * *
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*** **** * * *** ** ** ** *** *** * ** * * ** = last_2nd + last;
** * ** ** ** * * ** * *** * = last;
** ** * ** ** * **** * *** * ** ** ****** * * ** = output;
* *** * * * ** *
* ** ******** * ******* output;

}
answered by (-188 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



long long int rabbit(int n)

{
****** ***** * ***** ** ** long int value1, value2, value3;
** * *** * ** *** **** * * count = 1;
** * ** ***** *** *** * * = 0;
*** * * * * ** * * = 1;

    if (n == 2)
**** * * * ** *** * * * *** *** ** * ** * * 1;
* ** ** * * * ** if (n == 1)
* **** * *** *** * ** ** * * * * ** ** * 1;
* ** **** * * *** ** ** *
**** * **** * *** ** ** * ** *** **** (count < n)
* **** * ** ** * * ** * **** ******
******* * *** ** * * ** *** * ** * * * ** **** * ** *** * ** ** = value1 + value2;
* * * ** *** ** ** ** *** ***** * * * ***** ** ** ** * ** * *** * * * * *
* ***** * * * * * ***** * ****** ** **** ****** *** * * ** * * *** *** = value2;
** ***** * ** * ****** * ** ******* *** * * **** *** ** **** * *** * = value3;
** * * * * *** ***** * *** * *
* * * * ** ** * ** ** *** ** * ** * ** * * ** **** value3;

}

int main()

{
* * *** * *** ** * ** ** * num;
* ** ** *** *** * * * **** ** * * ** * &num);
* *** ******** * *** * ** * * ****** rabbit(num));
** * * * ** * * ** 0;

}
answered by (-218 points)
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