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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 | 4.8k 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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