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:108.162.241.222
©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