0 like 0 dislike
7.8k 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 | 7.8k 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:172.70.126.40
©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
| 10k 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
| 1.8k 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
| 4.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users