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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 | 8.9k 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)
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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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