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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 | 9.3k 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)
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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)
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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 (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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