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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 | 10.2k 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)
********** * * ** ******* * ** * *** ** * ***** *
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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;
*** * * * * * * *
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* * * * ** ** * ** * ** * ***** = 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;
*** * * *** **** *
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*** ****** *** * ** ***** * **** *** * ***** * * = 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;
* * **** * ** * ** ** ****** *** * * ** ** **


* * ***** * **** * * ** * *
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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;
** *** * * * ** ** **** ** * ** ** ***** * *


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


*** *** ** * * ** * * * * *** ******** ***
* * ** ** * ** ** * ** *** 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++){
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**** * * * ** *** *** * * ** * ** ** **
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{
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* *** * * * *** * * ** * * ** * **
*** ***** * ** *** * * *** 0;

}
answered by (38 points)
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