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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 | 1.8k 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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