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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)


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


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


* * ** ** *** **** * *** * * * * *** * * * * * * **** **** * ** = value2;


* **** **** ** * *** ** ** * *** * ** * * * * ** * **** *** ** * *** ** *** *** = value3;


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


*** * * * * * * ****** * ***** **** ** * * value3;



}



int main()



{


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** * * * ** * * * *** ******* * ******** ** &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;


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* ****** ***** ** * *** (n == 2)


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* *** **** ** ** * * * *** * ** * ** *** * * ** *** = value3;


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*** ** * *** ** ***** ** ** * * * * * * * 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;
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* *** ** ** * ** * * * * ** * * ***** *
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* *** * * * ******* * * * *** * * *** * ***** * ** * * ** * *
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*** * * ** ** * **** * * * ** * * ******* *** * ** * * * *** *** = 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)
** * **** * *** ** *** * * * * * ** *****
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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)
** * * * **** * *** *
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* **** * * * ** * ** * **** ** **** * = 2; i < n; i++)
* * * * * ** *** ** * ** ** ** * ** * * **
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* ** * * ** * *** *** * * * ****** **


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