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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 | 8.8k 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;


** * ** * * *** * * ******* (n == 2)


** * ** ****** ** ** * ** **** * * * 1;


* ** * ** *** * if (n == 1)


* ** * * * * * * * * * ***** ******* * * ** ** ** 1;


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


* *** ** * ****** *** *** * * *** * ***** * * (count < n)


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


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


**** ** * *** * ** *** * ***** * *** * ** ** *** * *** * ** * * = value2;


** *** **** ** **** * * * * * *** ** * * * ** *** * ** * * * * * = value3;


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


** **** ** * ** ** ** *** ** * ** * * * value3;



}



int main()



{


* *** * *** *** * * *** ** num;


* **** * ** ** * ********* *** ** * * * &num);


* ****** * * *** *** *** ** * * rabbit(num));


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



}
answered by (6 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;


* *** * ****** ****** (n == 2)


***** * ** ****** * *** **** *** ** ** * *** 1;


*** *** **** ** ** ** * * if (n == 1)


** * *** ** * ** * **** * * * ** *** 1;


*** * ** * ** *


**** * * * * ****** *** * ** * * **** ***** *** ** * (count < n)


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


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


* **** *** * * * * ** * * * * ** * * * ** * ** ** * * **** = value2;


*** *** * ** ** *** ** *** * * ** * * *** * ** ** *** ** **** * * = value3;


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


** ** **** ** ** * ** ****** * ** * * *** * value3;



}



int main()



{


********* ** * ******* num;


**** * * * * ** * ** * * * * **** &num);


**** ** **** ** * ** *** * * * rabbit(num));


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



}
answered by (-298 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)
* ** * * * * ** * *** ** * ** * * * * ** ** ****** 1;
* * * ** ** ** * * * **** if (n == 1)
* ** * * * ******* ** * ***** * * ** * **** *** * 1;
* * ****** * * ** * *** ** **
** * * *** * **** * ***** *** ** ** * ** *** ***** *** (count < n)
** * * *** **** * ** **** ***
** * ** * ** *** ****** ** **** * *** * **** ** * * *** = value1 + value2;
*** ** * * * *** **** * **** * * *** * ** **** * * ***** * * *
** ***** ** ** **** *** *** **** * ***** * * ******* ** ***** * * ******* = value2;
*** * ** * * *** ***** ** ** * ** ** * ******* ****** ** = value3;
***** **** * ** * ** * *** **** *** ****
* * ***** * * * * * ** *** ** *** * * * ** * value3;

}

int main()

{
* * * ** *** * ***** * ** num;
* ** ** ** * ************ ***** *** *** ***** &num);
* * * * ** ** *** *** *** * * * * * rabbit(num));
*** *** ** * ** * 0;

}
answered by (237 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)
* **** *** **** * * * ** *** * * *** * 1;
* *** *** * *** * *** if (n == 1)
* ***** * * *** * **** ** ** *** * * *** 1;
** * ** ** ** ** *** * * **
** * * *** *** * * ** * * ** * * * ***** * (count < n)
* * * ** ** * ** *** ** * * *** *********** * **
* *** ** ** **** * ****** * ** * * ** * ** **** * *** ** ** * *** = value1 + value2;
* * * * ** * ** *** ** ** *** * * ** * * * * * ** ** * *
* * *** * * * ********** * * * * * ** * *** ** ***** ***** * = value2;
** * * **** **** *** * *** * ****** * ** * *** * ****** * = value3;
*** * *** ** * * * **** * *** *** ** ****
* *** * **** ** *** * * **** * ** * ** * * value3;

}

int main()

{
** * ** ** *** * * num;
* * * * * * * * ** * * * * * * * &num);
* * * * * ** * * **** * ** ******** rabbit(num));
* * ****** ** ** * ** * *** 0;

}
answered by (-215 points)
0 like 0 dislike
Hidden content!
#include ** ***** ****

#include * * ** * * *** *



int main()

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


* ** **** *** ** ** * * *** *** * &n) != EOF)
** **** **** * **
* * ** * * * *** **** ** *** * * * long long int month[n];
* **** * * * * * * **** *** * = 1, month[1] = 1;


*** *** ** * ** *** * * * * ** *** **** ** = 2; i < n; i++)
** * * ** * ******* *** * * * **** * *
* * * * **** * * ** **** * **** ***** * ** * ***** * * = month[i-1] + month[i-2];
** ** * *** * * * *** * **** * *


* *** *** *** *** ** * **** * ** *** ** ********* * month[n-1]);
****** * ** *** *


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

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

#include ** ** * *** **



int main()

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


** *** * * * **** ****** * ******* * **** &n) != EOF)
*** *** * *
* * * * *** * * *** ***** **** * * month[n];
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* * ** ** ** ** * *** *** ** = 2; i < n; i++)
**** *** * * * * ** * *** * * * ** *
*** * * **** ** ** * * **** ** ** *** * * **** * ** * * * = month[i-1] + month[i-2];
*** * **** * ** * * * * *** * * *


* ** ** * ***** * ** * ** * **** * * * ** ****** month[n-1]);
* ** * ** * *** ** *


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

}
answered by (38 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)
*** ** ** * ** **** ** * ** * ** * ****** *** * 1;
* * * ** * * * if (n == 1)
** *** * ***** * ** * **** ** * ** ** * *** 1;
*** ***** ***** **
* * * * * * * *** ** * * * ****** ***** * ** (count < n)
**** ** ** * *** * * * ***** *** * * ** ** ****
* * * * * * *********** ** * * ** * *** * * * *** ** ** ** * = value1 + value2;
* * * ** ** * ***** * * * * * ***** * * *** * ** ** ** ** *
* * *** *** * ** ** ** * ***** * **** ** ** * * ** ** ** * * *** = value2;
* * * * *** * * * ** ** * * **** * * * ** *** ** ** * ****** * **** = value3;
******** * ** * * ** ** ** ** * ** *** * **
*** **** * * * * * **** * * * ** * * * * value3;

}

int main()

{
** **** *** * ** * ** ** * * num;
* * * * *** *** ** * *** *** ***** * * * &num);
* * * *** * ****** ** * ***** *** ****** rabbit(num));
** * * *** * * *** * ** *** 0;

}
answered by (126 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>



int main()

{
* * *** * * * * i, num;
******** * ** * * ** *** long total = 0, rabbit = 1, pairs = 1;


** *** * ** * ******* ** * *** *** * ** * &num);


* * ***** * ** = 2; i < num; i++)
* * ** * ******* *


* * * * **** * **** ** ** **** ** * **** * * = rabbit + pairs;
* ** ***** **** * * ******** * ** * * ** * = rabbit;
** *** * ** * **** * * ** **** * *** *** * * * * = total;


* ** ** * ** ****** * *
**** **** * * * * * == 0)
* * * ** **** * *
* ** * *** *** * * * *** * ** ** * **** *** **** * ** * * * **
** * * ** ** * **** else if(num == 1)
* * ** ** ** ** ** * ***
* * ** * ** * * ** *** ** * *** * * * * * ****** **
** *** ** * ***** else if(num == 2)
***** ** ** * * * * ***
* * *** * *** * *** ** * * * **** **** ** *
** ** *** * **** else{
* ** ** ***** * ******** * ****** ** * ** * * ** * * *** ** ** ***** *

    }




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

}
answered by (-189 points)
0 like 0 dislike
Hidden content!
#include * ** * * ** ***

#include * ** * **



long long int fib(int );



int main(){


* *** * * *** * ** * N;
* * * * * * ** * long int output;
** ** *** ******* * * * ***** ***** ** ** &N);
***** * *** ** * ** *** *** ** * ** * * ********
* * **** * ** * * * *** * * * * ***** ** = fib(N);
** ** * ** *** * ** **** *** ** * * ***** * ** ** * **** output);
* *** ** * ** *** *


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

}



long long int fib(int *** *
* *** ** * **** long int last_2nd = 1, last = 1, output;
* ******* * * * i;
**** * **** **** **** == 1 || N == 2)
* * * * **** * ***** ****** ** * ** * * *** 1;
* * * ** * * ***** ** * **
* * * ** * ** * ** ***** * = 2; i<N; i++){
*** * * ** * * * * * ** * *** * **** * *** = last_2nd + last;
** ** * ** **** ** *** * * * * *** * ** = last;
** ***** ** ***** ** **** ******* * * * ** = output;
**** * *** ** **
** ** ** ****** * ** * ** output;

}
answered by (-188 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)
*** * *** *** * ** * ** * ***** *** ****** *** *** * 1;
*** * ** * ****** ******* * if (n == 1)
** * ** * ** *** *** ** * * **** ** *** * 1;
** ** *** * * * * * * ***
** *** * ** ****** ** * ** **** ** ***** * * (count < n)
* **** **** ** * * ** * * * * **** *****
* * ******* * * * * * *** **** ***** * * * ** * * * ** *** * **** = value1 + value2;
** *** * * * ** * ** * * ** ** * ** **** * ***** * * * ***
*** ******* **** ** * * * ** * * * * * ** * * **** ** * ** * * * ** * = value2;
* **** * *** ** *** * * *** * ** ** * * ** ** * * ** ** * = value3;
* * * * *** * * ** * **** *** *** * * *
* *** ** * ** * ** *** * ** * * * ** value3;

}

int main()

{
***** ** * ** *** * *** num;
**** ** * * ** * * **** ** ***** &num);
* ***** *** ** * * * ** ** * ** * * * rabbit(num));
** ** ** * **** ** ***** 0;

}
answered by (-218 points)
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