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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 | 9.3k 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)
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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