0 like 0 dislike
9k 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 | 9k 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:172.71.255.35
©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
| 11.8k 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
| 2.1k 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
| 5.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users