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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 | 5.5k 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)
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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