0 like 0 dislike
14k 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 | 14k 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:172.69.59.79
©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
| 18.3k 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
| 3.4k 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
| 7.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users