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請設計一程式,使用者輸入一個正整數N,程式會輸出相對應的費氏數列第N項。

sample input:

10

sample output:

55
[Exercise] Coding (C) - asked in 作業 by (18k points)
ID: 16861 - Available when: Unlimited - Due to: Unlimited
| 1.3k views
1 2
Called for Help

44 Answers

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Hidden content!
#include <stdio.h>



int ffff(int fa){
** **** ** * ** ** * * t1=1,t2=2,i,back=0;
****** * * * * * ** ** * (fa==1 ||fa==2){
** ** ** * **** ***** ** * * * * ** *** * * * 1;

    }
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* * ** * * ** * ** * * * * * ** **
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}



int main(){

    
* * * * ** ** * ** * ** a=0;
* * **** * * * * * *** * * * ** * *** * * * **
* * ** ** ** * * * ** ** * * ****

    
******** * * ***** *** 0;

}
answered by (-82 points)
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Hidden content!
#include <stdio.h>

#include <stdlib.h>



int main()

{
** ** * * ** *** * ** n,a,b,i,t;
**** **** * * ** * *** ** ****** *** *** * * *
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* * * *** *
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    {
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** * * * ** * *** * * * * ** * **** * * *
* * ***** * *** * ** * ******* *** *** **

    }
*** ** * * ** *** *** (n<=2)
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** ** ** *** ** * if(n>2)
* * * * **** * *** ** ****** ***** * ** * ** **** * ** **
* * ** ** * * ***** * ** 0;

}
answered by (-85 points)
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Hidden content!
** ** ** *****
* * * * * ** ** * *
* * ** ** **** ***



int fib(int number)

{

  int a, b = 1, c = 1, f =0;

  if (number <= 0)
*** ** * * * ** * * ** * *
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* * * ** * ** * ****** * * * * **** ** ** 0;
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* * ** * ********* ** * ** if (( number == 1)||( number == 2))
* * ** ** * * * * * * ***** * * ** * * 1;


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*** * *** ***** * *** * *** (a = 3; a <= number; a++)
*** * ******** *** ** * * *
***** ***** * ***** * ** ** * * * * * = b + c;
* *** * ** ** *** *** * ** * * * = c;
* ** * ** * *** ***** **** ** = f;
*** * * * ** * *** ** * **
* * ** *** ** * ************* * * * *
* ****** * * **** * *** ****** ***** f;

}



 int main()
** * ****** ** *
* **** * * ** *** *** ** num, fibon;


*** ** ***** * * ** ** * * * ***** * &num);
**** ** ******** *** * ** = fib(num);
* *** *** ** **** ******* * ** * ** fibon);
****** * * ** * **** *** ** * * * *** * ****

  return 0;

}
answered by (-100 points)
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Hidden content!
#include ******** ** * **
* *** ***** *

int fib(int);

int main()

{
** * ** * * * * n;


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


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



}

int fib(int n)

{
*** ** * **
* ** * * * * ** * * * * ** 1;
*** *
*** **** * ** ** ******** * ******** ****





}
answered by (-143 points)
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Hidden content!
#include **** **** * *

#include **** * **

#include * ** ****

#include <math.h>
* ** * **





int main()

{
* * * **** * * * ** * * n , i , j ;
** *** ** *** * ****** *** * * ** * *
*** *** **** * ** ** num[n];
* * * *** * ** ** * ** * = 1;
** * * * ** * * ** ** = 1;
*** * ** *** * * ****** * *** * * *
** * ** ** * * ***** * = num[i-1] + num[i-2];
** *** **********
* *** * * ** * * * * **** * *** ** * * **
* ** * * * * *** * ***** 0;

}
answered by (-216 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include <stdlib.h>



int main(){
* * **** ***** ** * * * sum, num;
*** * *** ** * ** ** * * * * *** * *** ** &num);
* *** *** * ****** = fib(num);
* ***** **** **** * ** ** *** ** ** ** * ** sum);


* * **** * ***** a, b, big;
** ** ****** * ****** * *** * ** * ** &a, &b);
*** * *** ** * * * ** = bigger(a,b);
***** * * * **** ****** * ** ** * ** big);


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

}



int fib(int a){
**** * ** * * * i, num1=1, num2=1, fi=0;


* * *** * *** **** * * * * * *
** ** * * ** ** **** ** **
*** ***** *** ***** *** ** * * ******** ** * ** * * enter a positive number.");
* * ** * * ** *** * ** * * * * * **** * ** 0;

    }
** *** *** * **** **
**** ** ** * * ***** ** * * *** * * ** *** ***** * * || (a==2))
* * * ** *** **** * **** ***** * * ** *** *** * 1;
*** * *** ** ** * **

    {
* ** ** * * * * * *** *** **** ** * * i<=a; i++)
* ** * * **** * * *** * * *** *** * **** * ** ** * * ** ** * ** *
** ** * *** ***** ***** * * * ** * * ** *** * ** ** * * * * ** *** * * ***** = num1 + num2;
* * * * ***** *** *** *** * * * * * * ** * * ** * * * ***** ** ** ***** * ** ** ** = num2;
* *** ** * ** ** * * ** * *** **** * ** ** *** ** * *** *** ** = fi;
****** * * * * * **** ** ** * * * ** **** * ** * *** ***
****** ** ** * * ****
* **** *** ** ***** * * *** fi;

}



int bigger(int numa, int numb){
* * **** *** ** * (numa>numb)
* * * **** ** **** ** *** * ***** *** ** ** * numa;
** * *** ** ********** *
* * * *** * * *** ** * ****** * ** ** numb;

}
answered by (-64 points)
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Hidden content!
#include *** *** * *

#include ** * ***

int main(void)

{
* ***** *** ** *** ** a = 123, b = 456;
* * * ***** * ******* ** * * *ptr_a, *ptr_b;
* *** ** ** ***** * * = ** *
* * ** * * *** * ** = ** **** *
** * ** *** * *** * ** * * ** **** * = * *** * ** *ptr_a, ptr_a);
*** * * ** * ** ** * * * ** *** = * * * * * *ptr_b, ptr_b);
* ** * * * *** *** * * * ** * * * * * * *** *
* *** ** ** * * * * 0;

}
answered by (-64 points)
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Hidden content!
#include * * * * **

#include *** ** *

#include **** * * ** *



int ***** (int number)

{
** ******* **** * * ** fibon, num1 = 1, num2 = 1,i;
* * * * * * ***** * *** ** ** * 0)
* * **** * ****** * **
* * *** * ** **** * ** ** 0;
*** * * ** **** * ** * *
*** *** * ** ** * *** * *** * ** == 1|| number == 2))
**** * * * * * * * 1;}
* * * *** *** *** * *
* ** **** *** * *** * *
** * ** * ** * * * * i <= number; i++)
* ** * * * ***** *


* ** * * ** ****** ** ***** * = num1 + num2;
* ** ** ** *** * * = num2;
** * **** ** * = fibon;
* * * * ** * ** * ****


* *** *** * *** * fibon;

}

}



int main()



{
* ** **** ** num, fi;
*** * * * ** **** *** *** * * * **
* * * **** = * *
* ** **** *** * * * * * fi);
** ** * ** 0;

}
answered by (-158 points)
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Hidden content!
#include <stdio.h>



int ffff(int fa){
* ** ** * * ** * *** ** * ** t1=1,t2=2,i,back=0;
** ** * ** ** ******* * (fa==1 ||fa==2){
* * ** * * *** * * * * ***** ** * * ** * * 1;
* *** * * * ** **** **
** ******* **** *
* *** *** * **** *** * * ** * * * * * ** ** *******
** **** *** **** * * * * * *** ******* ****** * * ** ** * ** * * **
**** ** * ***** ** * ** * ******* * * ***** **** ***** ** ***
***** *** ** * ** ** * * *** ** * * * ************ *** * ** ** * ***
* ***** * *** *** *** * * * *** * **
* ***** ** * * * * * * * * ** * * *** * * * back;
* ** * * ** * *****

}



int main(){

    
** * *** ** * * *** ** a=0;
* * ** ** ** *** * * ****** * * *** * * **
** * ** *** * ** **** ** * ****** ** ** ** *

    

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

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

#include<stdlib.h> /*1 1 2 3 5 8 13*/

#include <math.h>

int fi(int num);



int main()

{
*** * ** * ** * num=0;
* ** **** ** ** ** * **** ** * *** **
* * * ** * * * ****
*** ****** * ** * * * * * * 0;

}





int fi(int num)

{
**** * * ** * * * * ** k=1,i,a=1,b=1,sum=0;
* **** * ** *** ** * ** * * **
* * *** * ** * * * * ** ***** * * **** ** ** * * * **** *
*** * ** ***** ** * **

    {


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

    }
** **** *** **** *** ****** * *

}
answered by (-103 points)
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