0 like 0 dislike
12k 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 | 12k 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:172.69.59.98
©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
| 15.7k 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