0 like 0 dislike
11.5k 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 | 11.5k 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:172.69.214.39
©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
| 14.9k 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
| 2.5k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users