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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 | 4.3k 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)


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


* * ** * * * * ****** * ** * **** * * ** *** ** * * **** ** * ** = value1 + value2;


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


* ***** * ***** ** ** * * ******** ** *** * *** * ***** *** * = value2;


* * ** ** ** * **** * * ** ****** ** * * * ** ** * * * * * ** ** * ** = value3;


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


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



}



int main()



{


** * * * * * * * ***** num;


* * *** * * * * ** * * **** ** * &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;


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


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


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


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


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


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


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


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


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


* * ****** * ** ** *** ** * * *** * ** **** *** * ** ***** ** ** = value1 + value2;


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


* * * *** * *** *** ** * * ** ** * * *** * * * ** ** * * = value2;


* **** * * * * * * **** ** **** ** ****** *** ** * * * ** * ** ** * = value3;


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


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



}



int main()



{


*** * *** ** * * ** * num;


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


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


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



}
answered by (-298 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 (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;
* ** * * **** *
** ** **** * ** ** * * ** * ** * * * *** * * **** (count < n)
** *** * * ** * * ** ** ***** **
* * ***** * * * ** ** ***** **** * * * * * * ** ** ** * ** = value1 + value2;
* *** *** ** * * * * * * * ** * ** * ****** * ** *** * * * * ** * *
* * * * * *** * ** ** * ** ** ** *** ** * ** * *** ** * * ***** ** * = value2;
**** ** * * * **** ***** **** ** * * ** ** * ** * *** *** * ** = value3;
* * ** * * ** ** ** **** * ******* * **
* * **** * ** *** ** * ** ** **** * ** value3;

}

int main()

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

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

#include * * * ** * *



int main()

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


* **** ** ********** **** **** * * *** &n) != EOF)
* * ** *** * ** * * * *
* * ** ** * *** ** ** ** * * ** ** *** * long long int month[n];
** * * *** * *** ****** ** **** ***** * = 1, month[1] = 1;


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


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


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

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

#include * * *** * * *



int main()

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


* ** *** **** * * ** ** * * &n) != EOF)
* ***** ** * ** *
* * * ******* ******** * *** ** **** month[n];
* ** ** * * ** *** ** *** *** * * *** * * = 1, month[1] = 1;


** *** ********** ** * * *** *** ** *** * = 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>



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)
****** * * * * * * ***** ***
* * * ** ** * ** * * * * **** ** *** * ** ** ***** ******
**** *** * * * * else if(num == 1)
* * * * *** * * *
***** *** * ******* ** ** * * ** *** ** * **** * *
**** ** *** * * else if(num == 2)
* * ***** * * * **** *
**** ***** * * ** * * **** * *** * * * * *** *** *** * * **
*** ** * ** * * * ** ** 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;
* **** * * ** * *** *
** * *** * ******** * * = 2; i<N; i++){
** * **** * *** *** * * *** ** * ********* ** = 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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