0 like 0 dislike
11.7k 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 | 11.7k 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:162.158.62.155
©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
| 15.1k 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
| 2.6k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users