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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 | 8.6k 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;


* ** * ** * ** *** * ** = 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)
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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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