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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 | 8.6k 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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