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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 | 9.2k 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)
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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;
* * * * ** ** * *
** * *** * * ** * *** * * *** * ** ** * ** **** ** * (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)
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;

}
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)

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


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


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

}
answered by (38 points)
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