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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 | 2.7k 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)


***** * * * ** * * * * ***** * * * **


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** * *** * ** ** ********* ** * *** * * * * * * *** * *


**** * * ***** ** ** *** * * *** ** * * ** ** * ** * ** * * ** *** ** * = 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)


** * * ** ***** * * * * * * * * *** *


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*** ***** ** *** * * * ** *** * * * * * * **** * *** * *


**** *** *** ** ** * *** ** *** *** * ** * * ** * * * **** * * * = 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)
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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