10-26 Exercise 1: Calculates and displays the GCD of 2 integers

0 like 0 dislike
9k 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 | 9k views

69 Answers

0 like 0 dislike 
Hidden content!
*  ** *     * * *  * 
int main (void)
{
int a,b,c;
******  **  *  * *    * ****
      * *  **** * *  *  
while ( a % b != 0){
* *  *** ** ****** *  *** *  ****
**   ** ***   **   ***  ** ***   * 
**  * ***  **   **   *  * *  
}
  * * **  *        **  * 
 *     0;
}
answered by (5.2k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#define swap(a,b) { a^=b, b^=a, a^=b; }
int main(){
* ** ***      * ** ***** * ****   a,b;
***  * ** ** * *  *****   *  GCD;
*  * **** *  ** *  ****  * **  ****  **  ** %d",&a,&b);
  * *  *  * ** **** ***  **   ** *   ** * swap(a,b);
*  ** **  * * ** *  ** **  * ** **
***  ** ** **    **** *   ** *  * * *** *   *     ******    ** * **     *    **  *  *  b:a);
****   ****  *      ** ** *  *  *** *  ** *   * **  0;
    }
 ***** * ****  ***   **** *** ***    * *
*****  *  *        *** *  **   **    ** **** **  *   ****
** * * * * **     * *  *** ** *    * ** ***** ** *** * * **  
* * **  *  *** * * *** * * **   ** * ** ******** * **
** *****  ** **   **  **  * * 
 ** **  *   *   * ***  *  *  *   ** * ** **  ** **
    * * ***   **** * *** ***  ** 0;
}
answered by (-116 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main (void)
{
***  ***   ** * **  ********  * a,b,i;
* **** * * ***  *** **    **      ***  **      ** *** *        * *
   if (b>=a)
   {
 * *   ** * * *  * *   *  ***** ******* *  **  * ** *
***   **  *****     ****  ** **   ***** *   * *     * * ** ** /*|| (a%i==0 && b%i==0)*/ )
 ***** **** *  **    *
** **  *  *  ********* *       *** ** **    *    * ***   (a%i==0 && b%i==0)
*     *  *   * *    * ****  ** ** * **  **** ***    ***   
**** *** ****     **** * *  * **   ** *  *  * *   ** ** * ****  *** *  ** ** ***  *    **   **  ** *  **
**   ** * **   *  **  ** *  *    * * *         **     **  *     *  *  * * * *  *  *  *  
    **  *  *  *** * ****** ** **** * *     ** *  *  ***   *
 *      *  *** * * *     * ** *****   * * * ******    * *    *
***** *   ******  * * * ** *
   }
   else
  ****  *  ***   *    
     * ** *  ** *   * * * ******    ****      ***  * *  * ***  *  /*|| (a%i==0 && b%i==0)*/)
*   *** * ****  *  *    ***  * *
 *  *      ****** **  * **  *  * ** **  *    * **  *  **    * * (a%i==0 && b%i==0)
 *   *  *** * *  ****   *   *  **** **  *****  * 
* * ***  **  **   ** **  *     **  *    **      * ** * **  * *  *  *** *    *** *  *  ****  * *** * *  *
***** * **  * **  * * ** ****    * ***        **   **      * * * * ** **       *     ***
* *     ** * * **  **** * **  ***    * ** *  * ****     *   * 
* *  *   *  *  * *  **    *      ** * **  * *  ***   * *   * 
   *** * *  **    *  * **    
   }

     *** * ***  * ****  ** ****     * *** * * ** printf("the GDC doesn't exist");
 * *   *   *   **     *    * 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
#define swap(a,b) { a^=b, b^=a, a^=b; }
int main(){
*      *  *   *      * * *** ** * a,b;
*   *  **** *****  *****     *  *   GCD;
** *** **   *  ***    **   * ***** ***   %d",&a,&b);
 * ** ** * ** *   *** * * ** * ** *  swap(a,b);
 ** * ** *     **  *     * *   * 
**         * * ***  **   * **     * ***** ** * *  *     * *
**    **  * ***     ***  * **** *  *** *  ** *  * ** * 
   * *  *   ***  *  *  *    ** *  ***** * *    *    *   *  *   
* * **** *  * **  * *  * 
* ** **  *    ***     *  **   * **  ***    ** * * ** 
 **   * ****  ** **   *   *  ***  0;
}
answered by (-116 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main (void)
{
* **  ****    *      * *   *    a,b,c;
*  * * * ** ***** **** **   ("%d %d",&a,&b);
* ***   * *****       **   (a%b!=0){
*   *** * * * **   *** *  *      *** **  ******* **
   *  * * ***  * *  ***  *** *  * ***  ****  ** *   * ** *  *  
 *  *  *  * ** * *** ** * *  *   *   ***** **  * **
    *  ***     *  ****** **
 ** ** * ***   ****  ** *   *** *** ***     ***** 
***** * * * * * *   ***   *** 0;
}
answered by (-204 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
  ** *  **    ***** * *    a = 0;

****  *    *  * *  ** ***     *  b = 0;

      * ****  ***** ***  * temp = 0;

 * ** **         *  * **  ***  *  * **** **  *  &a, &b);

*   *   *** * ***    **  **  **  a > b && a % b != 0)
 * * **** *     ** *     ***
*  * ***** **  *      *** *  * ** *    *  ***** **   * = a % b;

   ***  **    **   *** * *** * ** *  ** *      *    = b;

** * *  **   *  * *  *    * *   *  ** *  *    **  ***     = temp;
* **  **** *  ********     * *

**  *      * * *  ***    * *** a > b )
 *   **  *  **  *    * *  ****    
* *    ****    * **** **          *    **    ****      **  * * *** *** b);
 ** **** *  *   **    **

 * * ******     ** *     * * *** a < b && b % a != 0)
  *** * *         ** ****
 **  *   ** **** *  * *   * ****  *** ** **  ***   ** * = b % a;

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

 * ***  **** ** ***   * *** *    **  **  * * ** *  **** = temp;
* *** ***  *     *  ******** 

***   **    **** ***** * *  ** a < b )
 *** * * **   *** ** ***   *
 **  * ** *  * ** ***** *** * *   *** *    * *** ***   * * *  *  ** *  * *  a);
 *      *  **  * * **** *** *  
}
answered by (-285 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main(){
*  ****  *** **********      i;
 *  ** * ** *   ** ***  *  * sum=0,counter=0;
*   *  * *   **** **  * * * ***  *   ***    * * 
   **  *    *   *  **** {
 * ** *    ** ** ***  ***** ** *   * *****  * ** *  ****    *  **
*  *** *** * **    ** *  * **  *  **      *** *  *******      i%10;
*****  * * * ***  * * *  ** ** **      *  ** * **** * *
*** ***** *** ***   * *  ***  *  *  **** **

  **   ***  ** * *    **  *  * *********** %d",counter,sum);
*** *** ** ***   ** ** * ** **  * 0;
}
answered by (-116 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
**** *** *  *   ** *  ** ***   a,b,i,max;
  **  * *** **** **   * ****  **  *  * %d",&a,&b);
 * *  *     *** **       ***      *          ** ** * * *  * 
 *        *  *  * * * * **  
* ** ** * *****    * *   **   *  *  *** **  ***  ***** *  *** *  *******
 * **  *  * ***   ** *  * * *** *   * ** ****** **** **   
 **   * ** * *** *** ** **
   *   * *   *     *** ****      *  *  *    *****   *
* *   * **  ***   * * **  *  *  0;
}
answered by (-108 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
    int x,y,i;
 ***  **   ***   *  **  ******  *   * %d",&x,&y);
* *    *  * **    * *   *  ** ******  **
 ** *    *** * ****** * *  ** **    ****  ** **** *
 * *   **  *** * * ***** **** **     * * * *  ** ***   (;;y=i%y){
* ****   *  *******     ***   *  ****   * **** *** **
 * **  **** **** * *** ** ** * ** *   * ***  * * ***** * ** * *  *  **   *  ***   *   
*  ***  *  ***  * * ***** **  *
* ** *** *  * * ** ** *  * *  ***  ***   ***  **** **     
*   * ** *   *  *  **** * *    *   ****  * *  *   *  *  *     *  * (;;x=i%x){
 ***  **    * **** ******* *********    * * ** *** * *       *  * 
*  *  *   ** ** *         **  ** *  * ***   **  ***  *   **   *    **  ****  * **  *    **
      ****   ** * * * ***  * 0;
}
answered by (-498 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* **** *    ** *    * * ** **  a = 0;

* ** *  ****     **  * ***** b = 0;

** * * * ** *     **  * * ** temp = 0;

     *   * **  ****** *** *****   *  ******    &a, &b);

 *** *  *****    *  *    ** a > b && a % b != 0)
* **   *     * *** * ***  
***** * * ** *   * *   ***  *  ****  **** *   *   * = a % b;

*** *    **    **     *  *  ****    * **  *  *** * *** = b;

  *    *    * *** **  ***  ***  *     *       **** * **     = temp;
   **   * **** ***    ***

 ***  ***** **  ****  *  **  a > b )
  ** *  ****  * *** *** ****
   *** *      **  ***  * **   *** * ** *  *** * ** ***** * * *   * *  *   b);
****  **** *   **  *   * **

*    **   **  ** **  *** *  *  a < b && b % a != 0)
 *****  ****** * ** * *  *   *  
 ******* **  **    ****  * *   *    * ***  ** * *   * = b % a;

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

*       *  *  *******  *****  **  ** * * * *** *  = temp;
*  *** * * *  * * *    * **

**  * * *** ***  ***  **  * a < b )
 *  *    *   *  * ****  **  *  *
*  *   ** ** * * ** *  **   *  **         * ***** ****  ***** *   *    * * a);
 ** **** *  ** ********** ***
}
answered by (-285 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.178.28
©2016-2025

Related questions

1 like 1 dislike
85 answers
10-26 Exercise 2: Displays the number of its digits and their sum
[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 | 11.8k views
0 like 0 dislike
10 answers
Midterm Question 3 - Makeup
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36752 - Available when: 2017-11-15 14:10 - Due to: Unlimited | 2.1k views
1 like 1 dislike
36 answers
Midterm Question 3
[Exam] asked Nov 15, 2017 in Midterm by thopd (12.1k points)
ID: 32707 - Available when: 2017-11-15 14:10 - Due to: Unlimited | 5.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users