0 like 0 dislike
10k 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 | 10k 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:172.70.130.210
©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
| 13.1k 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
| 2.3k 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
| 5.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users