0 like 0 dislike
18.3k 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 | 18.3k 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:162.159.115.10
©2016-2026

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
| 24.1k 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
| 4.4k 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
| 11.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users