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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 | 6.9k 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)
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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