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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 | 7.5k 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)
** ***** * * ** * *** * * * *** ** *
** * *** **** * * * * *** **** * ** ***** ** *** * * *** = 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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