0 like 0 dislike
12.9k 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 | 12.9k 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:172.69.59.98
©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
| 16.8k 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
| 3k 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
| 7.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users