0 like 0 dislike
18.4k 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 | 18.4k 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:104.23.243.109
©2016-2026

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
| 24.4k 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
| 4.4k 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
| 11.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users