0 like 0 dislike
7.8k 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 | 7.8k 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:172.71.255.44
©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
| 10k 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
| 1.8k 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
| 4.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users