0 like 0 dislike
14.5k 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 | 14.5k 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
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
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
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
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
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
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
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
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
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
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:108.162.241.33
©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
| 18.9k 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
| 3.5k 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
| 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users