0 like 0 dislike
13k views

Write a program that asks the user to enter two integers, then calculates and displays their greatest common divisor (GCD).

寫一個輸入兩個整數 輸出它們的最大公因數程式

Hint: Use Euclidean Algorithm

使用歐幾里得演算法

Example input: 

12 28

Example output:

4

 

[Exercise] Coding (C) - asked in Chapter 6: Loops by (5.2k points)
ID: 28913 - Available when: 2017-10-26 18:00 - Due to: Unlimited

edited by | 13k views

69 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{

**** ***** *** * * * * * * ** n,n2;
* * *** ** *** ** * ** i;
** **** ** * * ** * * min,gcd;

** * * *** *** ** * ** * *** * * * **** &n,&n2);

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

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

** * *** ** * ** * ** i=1;i<=min;i++)
    {
** ****** * ***** *** * ** ** ** ** ** * * ** ** *** *
****** ***** * **** ** ** ** * * *
******** ** ** ** * ** * ** * *** * ***** ** *** ** **
***** * *** * * ** * **** *
* *** ****** *** ******

* **** * ** * * * * * * * **** * gcd);
return 0;
   }
answered by (-167 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include * * ** ** * *
int main()
{
** ** n,j,i,gcd;
* * * * ** ** **** * ** ** * *** * **** *
******* *** * ****** ** * ***** * ** ** *
  {
** ** ***** *** * ***** ** *** ** * * ***** *
* ******* ** * **** ** **** ** * ** * * ** ** *
  }
* **** * * ** **
* * ** *** ** * * * ** ** 0;
}
answered by (-32 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main()
{
 int a,b;
 int m;
* * ** *** **** * * ** ** * *** * **
** * * ** * * **** ** * ** ***** ** ** ** * ** ** ** * * * *****
* ** * ** * * ** * *
    {
* * * * * * ******** ** * *** ***
* ** * ** ** *** ** **** * * **** **
*** * ** * * * ** ** **** * * ** * *

** * ** * ** * * ** * * ***
* ** ** * * *** * * * % b == 0)
** *** ** * *** * ** * ** **** * **** ** * ** * ****** * **** ***

* **** * ** * * * *** **** * * ** ***** *** * 0;
}
answered by (-32 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include *** ** ** *
#include * ** **

int main()
{
** * * * * ** * * * n1, n2, i, gcd;

* ** ** ** * *** *** *** * * &n1, &n2);

** ** * ** ** ****** ** i <= n1 * * i <= n2; ++i)
* ** * ** * **** *
*** * * * ** * ** * * * * * * * * * n2%i==0)
****** ** ** ****** * **** * * * * * * * ** ** ** * * ** * * *** = i;
** ** **** * ** ***

*** *** * * * ** * *** *** * * * ** gcd);
* * ** **** ** * ******* * 0;
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include ** * ******
#include *** * ** **

int main()
{
***** ** * *** * * * * *** n1, n2, i, gcd;

** ** * *** * * *** * * * * ***** &n1, &n2);

* *** * ** * ** ** *** * * * i <= n1 * * * * * i <= n2; ++i)
* * * * * * * * *
*** ** ** * ** **** * ** ******* * * * ** * ** ** * *** * n2%i==0)
* * * ** * * **** * ** ** ** ***** **** ** * * ** * * * **** = i;
*** * ** ** *******

** * **** * * *** * * **** ******** * ** gcd);
* * * * * * *** ** * 0;
}
answered by (-168 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
*** * * *** * ****
* *** *** * ***
int *
{
int * **
* *** ** **** ****** * *
* * * * **
{
*
a=b;
b=r;
}

* * ** * * * *
}
answered by (-214 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
*** * ** ** * * ** a,b,smaller,i;

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

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

** ** * * ** * * ** ** **** *
* * * ** *** * ** * ** *** ** ** ***** * * ** * && b%i==0)
* * * * * * * * * * ****** * * * * *

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

*** ***** ** * * *** 0;
}
answered by (-16 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
*** ***** * *** *** ** **** a,b,n;
** *** ** *** * ** * * * * * * ** **** * * *
* ** * * * ** * * * * (n=a-1;n>1;n--)
* ** ** * * *
* * ** * *** ** * * * * * * * *** ***** && b%n==0)
* * * *** *** * * ****** * ** * **** * **
** ** ****** * ** * *
** * * **** * * * ** **
** * * **** ** ** * * ***** * 0;
}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()

{
* ** *** * * ****** *** * x,y,n,a,b;
** *** ** ** * *** * **** ** * * %2d",&x,&y);

    for (n=x-1;n<x;n--)
    {
* * * ** ** *** * ***** ******* ***
**** * * *** * * ** * * * ** *** ** * (a==0)
* ** ** * * * ** *** * *** * * ** * * * *** *
* * * * * * * * * *** * * ** ** *** * * ** ** ** ** * ** ***
* * **** ***** **** * * * ** * * *** * **** * * * ***** **** * *** (b==0)
* ****** ** * * ** *** ** ** *** * **** * * *** * ** *
* * * * * **** ***** * * *** *** ****** **** * ** * * **** ** ***** *
*** *** * *** ** * ** * * ** **** ** **** * * * *
* * * * * ** ** * ** ** * * **
    }
* ** * * * * ** * ** * *** ***
* ** **** ** * ** 0;

}
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
int main()
{

* ** ******* * ** * n,n2;
* * * * * ** ** ** i;
** *** * * * ** * ** * min,gcd;

* * * * *** * ** ** * * * ** &n,&n2);

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

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

* ****** **** * ** * ** *** i=1;i<=min;i++)
    {
* * ** * ** * ****** ** * * **** * *** * *** *
* ***** * *** * *** ** * ****
** ** * * * * ** * * * ** ***** ** **** ** * ** **** *
** *** * *** *** ****** * * * ** * **
    }

** * * ** *** ** ** **** * * * *** ** gcd);

* ** * ** ** **** * * * *** 0;
   }
answered by (-167 points)
0 0
prog.c: In function 'main':
prog.c:8:5: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
     scanf("%d%d", &n,&n2);
     ^~~~~
prog.c:8:5: warning: incompatible implicit declaration of built-in function 'scanf'
prog.c:8:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:27:5: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
     printf("%d", gcd);
     ^~~~~~
prog.c:27:5: warning: incompatible implicit declaration of built-in function 'printf'
prog.c:27:5: note: include '<stdio.h>' or provide a declaration of 'printf'
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.130.71
©2016-2025

Related questions

1 like 1 dislike
85 answers
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited
| 17k views
0 like 0 dislike
10 answers
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36752 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 3.1k views
1 like 1 dislike
36 answers
[Exam] asked Nov 15, 2017 in Midterm by thopd (12.1k points)
ID: 32707 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 7.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users