0 like 0 dislike
9.3k 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 | 9.3k 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:172.70.179.76
©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
| 12k 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
| 2.1k 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
| 5.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users