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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 | 8.3k 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;
** * * ** **** ** * * * * * ** * **** * * ***


** ** *** *** ******** *** **
* * *** ** ** * * ** * *
* ** ******** * ** (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++)
* **** * ** * ** ** *
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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)
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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