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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
| 7k 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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** ** ** * **** *** * * * ** * *** *** * ** **
* **** ** * * * * ** * * * * ** * back;
*** **** ** ****** **

}



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

    {
** **** * * * ** ***** * ** * * ** ******
** ** ** * * *** ** * ** ******** *** ****** *
* ** * * *** * * * * * * ** **** * ** **

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


*** ** * ** ****** ** ** * *** **
* ** * * **** **** * *
**** ** ****** ** ** ** * *** * ** (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)
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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)
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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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* ****** * * ** **** ** ** * **** ** * ** * *** ****** * *** ** **
**** ** ** * *** * ** * * ** ** *** ** ** * * * * *** * * ** ***
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* * * * ** * * *** ****** *** *** ** * ** ** ** * * ** *** * *** *** ** *

    }
** * ***** *** ** * * ** ** *

}
answered by (-103 points)
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