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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 | 8k 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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