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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 | 5.2k 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;

    if (n == 2)
***** *** * *** ** * * ** ***** * ** * * ****** ** *** 2;
* *** * ** * * ********** if (n == 1)
* **** * * ** * * ** * * **** * * ** * ** ** * * * * * 2;
*** * * ** ** * * * * ** *
*** * * * * ** * * ** * * * * * * ***** ** (count < n)
*** *** * ***** ** * ** *** * ** * * * * **
* * * * * * * * *** * * *** **** * * * * * *** * ***** * * * * = value1 + value2;
* * * * ** * * * * * * *** * * ** **** *** ** * *** **
**** *** * ** **** * **** ** * ** * * * ** * ** * * ** * **** = value2;
** * * * * ** ** *** **** * * * ** * * * * * * * * * = value3;
* **** ** * ** ** ** * * * ** ** ** * * ** ***** *
* * ** * * ** * * * ** * ****** * **** * * * value3;

}

int main()

{
* * ** * ** ** ** ** *** **** num;
*** *** ******** * * * * * ** ** &num);
* * * *** ***** * ** **** * *** rabbit(num));
**** * * *** * *** **** 0;

}
answered by (-218 points)
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Hidden content!
#include <stdio.h>



int main()

{
* ** ** * * ** ** ** *** long int value1, value2, value3;
*** * ********* * * * ** ** num, count = 1;
***** * *** * ** ****** * ** ** * * &num);
** * ** * *** *** ** ** * = 0;
* ** ** **** * ** * * = 1;
* * * ****** *** * * **
** ** * *** ** * * ***** * (count < num)
** * ** * *
* ***** **** ** *** **** *** *** ** *** ** = value1 + value2;
* ** ** **** ** **** ** ** ** *******
** ** * * **** ** ***** ***** ******* ***** * = value2;
********** ** ** ***** ** *** ** ** * * * * * = value3;
** * * * ** **** **
* **** * ** **** * ** ** * *
* * ** ** **** **** ****** * * ** * value3);
** **** * ******** ** * ** 0;

}
answered by (-218 points)
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Hidden content!
#include <stdio.h>



int main()

{
*** ** ** ** ** * ** long int value1, value2, value3;
* * ***** ** * ** * * * num, count = 1;
* ** * * * *** * * * * * * ** ****** * &num);
* ** * *** ** ** ** = 0;
* **** * *** * *** ** * = 1;
** * ********* **** * *
** * * * * * (count < num)
* ***** * * * * *
* ** * ***** * * * * * * ** * * ** * *** **** = value1 + value2;
* * *** **** ** *** ** * * **** * *** * *
** ** * ** **** ** * ** * * * **** **** * * *** = value2;
***** *** * * * * ** ** * * ** ***** **** = value3;
* * ** ** ****** ******
** * ** ** ** * * ******
* ***** ** * * ** ** * ** * ** ** value3);
* ***** ** * ** ** * 0;

}
answered by (-218 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)
* * * * **** *** * ******* ** * * ** * *** **** * 0;
* ** * * **** ** if (n == 1)
**** * ***** * ***** * ***** * ***** * ** ** 2;
**** ** * ** ** * ** *
* * **** ** ** ** *** ** ** ** * * (count < n)
* **** * * **** * *** * **** ** * * **
** ** ** ***** ** * *** *** ** ** * * **** *** * * * ** = value1 + value2;
*** *** * * *** ** * *** * ******* * ** * ** ** ** **** ** **
** *** * ***** * *** * * ** * * * ** * * * ** ** ** ** * * = value2;
** *** ***** * * * * * ** * * * * * * ** * ** * ** ***** ** = value3;
** ** *** ** ** ** * ***** ***** *** *
** ** * ***** * ** *** ** *** **** * * ** value3;

}

int main()

{
*** ** * * *** **** * ** num;
** ** *** ** * * ***** *** * &num);
** ***** * *** * *** * *** * ** * rabbit(num));
******* ** **** *** 0;

}
answered by (-218 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)
*** * * **** **** ** ** * ** * * * *** 0;
* * ** * ***** * ** ****
* * * ** * * *** ** ****** * ** * **** * ** (count < n)
**** **** * ** * * * * ** * ***** * *
** ** * ****** **** * * ** * * * *** ** * * ** * ** ** * * * * * = value1 + value2;
***** ** * ** * * ** * *** ** * **** * * * * ** ******** * * *
** * * * ** ** * **** * **** * ** * * ** * * ******* **** ** ** = value2;
** * ** * ** ** ** ** * * * * ** * ** * * *** ** ** ** * * * *** ** * * = value3;
* * ** * * * *** ** * * * * *** * ** ****
* ********* ***** * ** ** ** * ******** value3;

}

int main()

{
** ***** ** * * * **** * num;
** * * ******* *** **** ** ** ** ** * * &num);
***** ** ** ** * ** **** rabbit(num));
** * ** * *** ** * * * ** * 0;

}
answered by (-218 points)
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Hidden content!
** ** ****** * ***



int * *

{
** * * * * long long int * ** * ** **
*** * * int num, count = 1;
** * ** ***** * * * *** * ****
* * ** ** * ** * = 0;
** * * ** ** * **** = 1;
**** * **

* * ** * while *** * * num)
** *** {
* ** * * * ***** ** *** = * + *
*** * * *** * * * * * * * *
* * ** ** *** ** ** * * * = ****
***** * * * * ** * *** = *
** * * ******* }
* * * * * **

** *** * *** * * * * ** ** ***
** *** * * return 0;

}
answered by (-218 points)
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Hidden content!
#include <stdio.h>



int main(void)

{
** ** ** * ** * *** * long int a[90];
* * * ****** ****** **** * n,i;
* **** ** * *** **** * * ** * * *


* ** * * **** * ** * *
** ** *** ** * **** * ***
***** * ***** ** ** ******* (i=2; i<90; i++)
*** ** ** ** * *
** * ** * *** * *** * * * * * ** ** ** = a[i-1] + a[i-2];
** ****** * * ** * *


** ** ** ** ***** **** ** * ** ** *
* * ** ************ * ** 0;

}
answered by (38 points)
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Hidden content!
#include <stdio.h>



int main(void)

{
* * **** ** ** * * * ** long int a[90];
* * * **** ** * ** *** n,i;
******** **** * ** **** ** * ****** ** * *


* * ** * * * * ** * * * **
** * ** * * **
***** ** ****** ***** * (i=2; i<90; i++)
**** ** * ** * **** * *
**** * ****** ** *** *** * **** = a[i-1] + a[i-2];
*** * ******* ** * ** *


** * * ** * * ** ****** * **
** *** ***** *** ** ** * * * * * *
**** * **** *** *** **** * 0;

}
answered by (38 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



int main(void)

{
* **** * * *** ** *** long int a[90];
** ***** *** * ** *** p,i;
** * * * ** ***** ********* * ** * ** * *


* * *** * * ** **** * * *
** * ** *** ** * ** ** **
* ******* * * * * * (i=2; i<90; i++)
*** ** ** * ** **
* ** * * ** *** **** * ****** ***** * * * = a[i-1] + a[i-2];
** * * *** * * *


* * ** ** ***** ** *** *** *
* ** * * * ***** *** ** 0;

}
answered by (44 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



int main(void){
**** *** * ** ** ****** * long int a[90];
**** ********** * * * n,i;
*** * ** **** ** * ** *** * * *
* ** ** ** * ** * * **** *
* ** * * ** * ***** * *
* ** * **** ** ** * ** (i=2; i<90; i++){
** *** * ***** **** ** *** ** * **** * = a[i-1] + a[i-2];}
** * ** * * ****** ** ** *** * **** * ***
**** * **** ** * * * ** ** * ** * * * *
**** * * * * ** ** * 0;}#include <stdio.h>



int main(void)

{
** **** * ** ** * ** * * ** long int a[90];
* *** ** ** ** * * n,i;
*** ** ** * ** **** ** * *** * *** * * * **


* ** * *** ** **** ** *
* * * * * * * * * * *
*** * **** ** **** (i=2; i<90; i++)
* **** ** * * *** * * ***
***** * * ***** * ** **** ******* * = a[i-1] + a[i-2];
* * ** ****** *** *


*** ** * * *** *** * * *** * ***
** **** * *** ***** **** ****** ** ******* * *
* * *** *** * * *** *** * *** 0;

}
answered by (38 points)
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