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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 | 6.6k 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;


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* *** ** * * *** (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 (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;


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* * * ** * * * * *** (n == 2)


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***** *********** * * * ** * if (n == 1)


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


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


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


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}



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)
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*** **** ****** ** ** * ** if (n == 1)
* ********* * ** ** * **** * ** **** *** * 1;
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****** * **** ** * *** * * * ** * **** ** ****** *** *** * * * *** *
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**** ***** * ** * ***** * ** * * * ** * * * * * * * * * = 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;
* * * * ** ** ** * *****
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}

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++)
* **** ** ** *** **** * ** * ** ***
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* ** ******* * * * ** * * ** *


*** * ** * * * ** ** **** * * * ** * *** * ** 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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* ***** ******* * *** ** *** ** * = 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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