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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)
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)
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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)
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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