0 like 0 dislike
8.8k 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 | 8.8k views

69 Answers

0 like 0 dislike
Hidden content!
int main()
{

** * * **** ****** ** n,n2;
*** ** ** * * * * ** * ** * i;
* * * * * *** * *** min,gcd;

*** * * * ** * * * * **** ** ** * &n,&n2);

*** *** * * ***** *
    {
** ** * * *** * *** * ** *** * ** * *** *** ** ** ** *

* ** * ** **** ** * * * **** *** ** **** * **** *** *** *** **
** * ** * ** * ** ** ** * {
* ******** *** * **** * *** * ** * * * ** * * * * *
* ** * * ** ** * ***** * ***** ** * ** ** * *** ** * *** ** ** * *** **

***** ** ** * * * * i=1;i<=min;i++)
    {
** * * * * *** ** ** * **** * ** * ** ***
* * * * * ** * * ** * * ** ** *
*** * * *** * * * * **** * ** * * * * ** *** *** * * * *
****** *** * * * *** * * * ** *
    }

* * ** * * **** * * *** ** gcd);

* * * ******* * ** *** 0;
   }
answered by (-167 points)
0 0
prog.c: In function 'main':
prog.c:8:5: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
     scanf("%d%d", &n,&n2);
     ^~~~~
prog.c:8:5: warning: incompatible implicit declaration of built-in function 'scanf'
prog.c:8:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:27:5: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
     printf("%d", gcd);
     ^~~~~~
prog.c:27:5: warning: incompatible implicit declaration of built-in function 'printf'
prog.c:27:5: note: include '<stdio.h>' or provide a declaration of 'printf'
0 like 0 dislike
Hidden content!
#include <stdio.h>


int main()
{
    
* *** ** * ** * * ** ** *** n1,n2;
* ** * * * *** * ***** **** i;
* * * ** * * * ** * ** min,gcd;
    
** ** * * * *** ** ** * * ** * ** * * &n1,&n2);
    
* * ** ** * ** *** * * ** * *
** * * * * * * *
* ** ** * * * *** ** * ** *** * * * * ** *
******** ** *** ** * * ***** ** * * * * **
* ** **** ** * *********
** * *** *** ** ** * {
** * *** * *** * * * * ** ** * *** **** **
*** * ** * ** ** * ** * * * *** **** ** ** * ** ** *** ** ** ** *
* *** *** ** * ** ***
*** * *** *** *** i=1;i<=min;i++)
* * ** ** ****
* * * ** ****** ** * * * * * *** ** ** * * * ***** * **
** ** * * *** * * ** * *
* * * ** ** ** * * * * * ** * * * * ******** *
***** ** *** * ** * ***** **
* ** ** ** ** ** ** * *
* ** **** * * *****
* ** * * * ****** ** * * * ** * ** * gcd);
    
* * ** ** ** *** * ** ** 0;
   }
answered by (323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
  
**** * * ** ** ** * ** num1;
* ** ** * * ** ** num2;
***** ** ** ****** ***** * * min;
**** ** * * * *** *** check;
* * *** ** *** *** * i;
*** * * ******** * ** gcd;
    
  
* * ** ** * **** ** ** **** %d", &num1,&num2);
    
* *** * * * ** * * ** *** *** ** *
****** ** **** *** *** * * ****
* ******** **** ***** *
* ** * * * ** * ** * * *** * ***** ** *
* * *** * * * * ** ** *
* * * *** *** * *****
*** * * ** *
** * * ** *** * ** * ***** * * *
* ** **** * *** * ***
    
*** * *** ** ** * *** ** ************ *
    {
* * ** * *** ** ****** *** * ** ** * * **** *** * ** **
* ** * * ** * **** * ** * ** * ** * * * *
* * * ** ** * * ** *** *** **** *** *** * * ** **** * ** * *
*** * ***** ** * * * **** *** * * *
*** * **** * ** *** * * *** * * * *
****** * * * * *
*** *** * ** ***** ***** * ** * * **

** *** ******** * ** * * * 0;
}
answered by (-193 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main()
{
 int a,b;
 int m;
****** ** *** * * *** ** * ** ** ** ****** **
** * * * * * *** ** * *** *** ** * * * ** ** * *
** *** *** * ******* * * *****
    {
** *** * * * ** *** * * * *********
** *** * * * * *** ** ** * * * ** ** *
* **** * *********** * * ** *** * **

** * * * ** ** ** *
******** * * ** ** % b == 0)
** ** ** ** *** * * ** *** * * * * ***** *** * * * **

** ** ** ** *** * * * *** * ****** * ** *** * * *** **** * 0;
}
answered by (-32 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
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: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
    int a;
    int b;
    int i=0;
    int lcm=0;
    int temp=0;

* ** * ** * *** ** ** ****** *** ** * **** ****

    if (a>b){
* * * * * * ** * *** * * ** ** *** **
* * * * * * * **** **** * ** ** ** (1){
** **** *** *** * ** ******* * ** ** *** * * * *** * *****
***** ** * * ****** * **** ** ** * ** * ** * * ** ** * * *****
*** *** ** * * ** *** ** * ** **** * *** ** ** *** *** *** * (temp == 0){
** * * * * * ****** ****** * * * *** * * ** *** * * ** * ****** ** *
*** * * * ** *** ***** ***** ***** ** * **** * * * ** ****
** * * ** * * ** * * ** * ***** * * * * *****
** ** * * *** * * * * * *** **** * *
    }
* ***** ** * * *** *
********* * * ** ****** ** *** * * ** *** * * *
**** **** * * * * ***** ** ** * * *** *** * (1){
* ** * * ** * ** * ** ** ** * ** * * **** *** * *******
** * * *** * * *** * * * * *** * * * ** **
** ***** ** **** ** **** *** ** ** * * ** *** **** ** * *** ****** (temp == 0){
* *** ** * ** ** * * ********* ****** * **** ** ** **** * * ** * * * ** ***
** ** * * * * * * ** * * **** * ****** ** * * ** *
* ** * ** ** ** * * * * * *** ** * ** * * *** ** ** **
* * * * * **** * * *** * * ** **** * * *
    }

****** ** *** **** * * ** * * **

**** * *** ** * ******** 0;
}
answered by (52 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include * * * *** *
int main()
{
* ** * * *** * * i,a,b;
*** ****** * * * *** * * *** *** * * *

** ***** **** *
  {
***** *** * * * ****** * * * ** * = b%a;
** * * * ***** ** ** * * ** *****
* * *** *** ** *** ** * **** *
  }
* ***** *** ** * *** * ** * * * ** **
* * ******* ** ** * ** 0;
}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
    int a,b,i;
** * * * * ** ****** ***** *** * %d",&a,&b);
    if (a>=b)
    {
* * * * ******* ****** * * * *** **
** * * * * * ** *** ** * * * * ** ********
** ** * * ** * ** * * * * *** *** **** * * *
** *** * ** * *** * * *** * ** *** * * ** ****** ***** ** * (a%i==0 && b%i==0)
*** * * * * ** **** * * * ***** ** ** *** * * *** * *** * *
*** * ***** **** * * ****** ***** * ** **** ** * *** ** *** * * * * * * ** * ** * ** ** * * * *
* ** ** ** * * *** * * *** * * * * * ** ** * * ***** ** * *** * ** *** *****
* ** * * ** * * * * * *** ** ** ** * ** **** * ** **** ***
** * ***** ** * * * *** * * * ** * *** ****** ** ** ****** ** *
* ** **** ** * * * *** ** ** ** * * * * * *
    }
    else
    {
***** ***** ** * * * ***** * * * *** **** *
* * * * ** * * * ******* ** ********* * ** ** * **
* * * * * * * **** ****** ** * * ****
* * * * * *** ** ** ** *** * * *** ** * * * * ******* (a%i==0 && b%i==0)
***** ** * *** **** * *** * *** * ** ****** * *** * * * ***
*** *** ** * *** *** * * * * * **** *** ***** * * * ** ** * ** ***** * * * *** * * * **
* * * ***** ** ** * ** ** ** **** *** ** * * * * *** ** * ** * *** **** * ** *
* * ** ** * ** * * ***** *** *** * * * * ** *** *** * * **
* ** * * ** * ** * * ** *
    }
    return 0;


}
answered by (-167 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
* * * ****** * *** a,b,c;
* * ** ** * ** * *** * *** * * %d",&a,&b);
** ** * * **** * * * **** ****** != 0)
* ** ** ** * * *
**** ** * * * * * * * **** * ***** * *** **
* * *** *** * * * **** * ** * ** *
* * ** ***** * * * * **** ** * * ** * ** * **
  
** ** * *** ** * ** ***
** ** *** * ** * ** ******* * ** ** * *
*** *** * ** ** 0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()

{
* *** *** ** **** * a,b,c;
** * * * **** *** *** * * %d",&a,&b);

* ** * * * * * *** * (a>0)
**** *** *** * **** *
*** * * * * * ** ***** * * ** * **
** ** * * ** * ** * ** ******* * * ********
** * * * * **** * ****** ** * * * ** ** * **
* ** ** ** *** ** * **
* * * ** ** *** ** * * *** * * **
* ** * ***** *** *** ** 0;
}
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.17.7
©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
| 11.4k 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
| 2k 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
| 4.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users