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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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