0 like 0 dislike
9.4k 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 | 9.4k 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:172.69.58.82
©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
| 12.2k 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
| 5.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users