0 like 0 dislike
16.1k 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 | 16.1k 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:162.159.115.31
©2016-2026

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
| 21.3k 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
| 3.8k 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
| 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users