0 like 0 dislike
11.5k 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 | 11.5k 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:108.162.241.222
©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
| 14.9k 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
| 2.5k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users