0 like 0 dislike
11.6k 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 | 11.6k 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:172.69.130.52
©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
| 15k 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
| 2.6k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users