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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 | 1.1k 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)
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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