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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;


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


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


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


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}



int main()



{


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*** *** ** * ** * * **** * * ** * ** * &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;


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


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


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


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


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}



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;
* * * ** ** * ***
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* * * * * **** *** ** * * ** ** * ** *
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** * ** * *** * * ** * ** * ** * * * * * * * * *** *** ** **
* * ** * * **** ** * * * *** * *** * ** * * * ** * * * * ***** = 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)
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*** *** * ** ** * *** **** **** ** * *** **** ** ** ** * * **** = value1 + value2;
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**** * * ** ** * * * * * ** * * *** * ** * ** * ** ** * **** *** * * = 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)
* * * * ***
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* * * * ** ** * ** ****** ** * ** = 2; i < n; i++)
* * ** * ** * *** * ** ***** ***** ** **
** * * * * * **** * ** * * ** * * * * * * * *** * * ** = month[i-1] + month[i-2];
** ** **** * * * ** **** ** * * * **


* ******* * * * * * * ******** *** * * * *** * ** * * month[n-1]);
****** ** * ** * *


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

}
answered by (38 points)
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Hidden content!
#include <stdio.h>

#include * ** *** ******



int main()

{
* * ** ***** **** * n, i;


** * * * * ** * * ** * * ** &n) != EOF)
****** ** ***** *
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* ******* * ** * ** * ** * * * *** **** = 2; i < n; i++)
* * ***** ****** ** ** ** * * ** ***
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* * ** * ***** ** ** **** * *** * **


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