0 like 0 dislike
7.5k 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 | 7.5k 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:172.70.127.202
©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
| 9.8k 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
| 1.7k 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
| 4.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users