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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 | 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)
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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;
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* * * * * * ** * * * * ** **** ** * * * * * ** *** ** ** ** * * *** = 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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