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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 | 4.2k 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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