0 like 0 dislike
16.1k 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 | 16.1k 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:104.23.197.95
©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
| 21.3k 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
| 3.8k 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
| 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users