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:172.69.58.56
©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