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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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