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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 | 1.1k 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)
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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)
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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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