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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 | 7.5k 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)
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 (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)
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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