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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 | 8.4k 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)


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


*** ****** ** ** * * * ** * ** * * * * ** * *** * **** * ** **** * * * = value2;


***** * * * * * * ** ** * ** * * * * * ***** ** ****** ** * * ** = value3;


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


* * * ** ** * * * * * **** * **** * * ** ** * *** value3;



}



int main()



{


***** * * * ****** * **** * num;


* * * * * * ** *** ***** * * ** ** &num);


* ** *** * * ** ** * * **** ** rabbit(num));


***** *** *** * ** * 0;



}
answered by (-298 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;

    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)
*** ***** *** **
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* **** * * ** * * ** * *** * * ** **** **** = 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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