2-23 Lab Exercise 2: How many rabbits?

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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 | 4.2k 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)
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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 (-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)
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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)
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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)
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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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