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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 | 7k 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;


***** * ******* ** ** * * * *


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* *** ** ** ** * * * * * ** * ** *


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* * * * **** ** **** *** * * **** * * * * **** ** ** * ** ** *


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** ** * *** *** * * ** **** * ** ****** ** * * * ** * ** = value3;


* * * ** * ** * *** * * ** ** * ** **


** ** ** * * * ** **** * * * *** ** * ****** value3;



}



int main()



{


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* ***** * * * * * ** * ****** *** * &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)
* * * ** * *** * *** * * ** ** * **** * *
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**** ** *** ** * ** * *** **** * * ** * ***** ** **** * *** * * * *
* * *** * ** **** * * **** ** * ***** * ** * **** * * ***** * * = 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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