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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 | 8.5k 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)
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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