0 like 0 dislike
11.8k 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 | 11.8k 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:172.70.80.233
©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
| 15.5k 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
| 2.7k 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
| 6.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users