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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 | 998 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)
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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)
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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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