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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 | 10k 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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