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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 | 6.9k 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)
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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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