0 like 0 dislike
11.9k 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 | 11.9k 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:162.158.158.163
©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
| 15.6k 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
| 2.7k 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
| 6.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users