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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 | 5.1k 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)
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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)
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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