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:172.70.131.12
©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