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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)


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


*********** * ** ** ** **** * ** ** ** ** * * * **** *** ** = 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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