0 like 0 dislike
14.5k 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 | 14.5k 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:172.70.50.51
©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
| 18.9k 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
| 3.5k 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
| 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users