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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 | 9.5k 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)
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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)
* * ****** ***** *** * * * *** *** ** * * 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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