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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 | 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)
0 like 0 dislike
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)
0 like 0 dislike
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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