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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 | 10.5k 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;

    if (n == 2)
**** *** * ** ** **** *** *** * *** ** * * 2;
**** * * * * * ** if (n == 1)
* * ** * ** * ** **** ** ** * ** ** * ***** * * 2;
**** * * * * * **
*** *** *** * * * * * * * * * * ** ** ** * * * ** * (count < n)
** ** * * ** ***** ** * ** ** * * *
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** ***** * ** * ** ** * ** * * ** * * *** * * ** * * * ** *** **
****** * **** * ** * *** * * ** * *** * ** * * *** ** * * * = 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)
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* ** ** ** ***** *** * ** * * ** **** ** * *** * *** **
* * * ** ** ** * * * ** * * * * * *** ** = 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;
* ** **** ** *** * *** ** * ** * * ****


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


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

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



int main(void)

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


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


** ** * * * * *** *** *** * *** **
** ** ** ** * ** ****** *** *** ***** * *
*** * *** * * ** * * * 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)
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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;}#include <stdio.h>



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{
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** * * *** * * ** * * n,i;
* ** * * * * * * * * ** *** ** **


* ** ** * * *** * ** *
* * *** * * * * *** * ****** * *
* * * ** * * ** (i=2; i<90; i++)
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* * ** ** ** ***


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

}
answered by (38 points)
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