0 like 0 dislike
9.4k 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 | 9.4k 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:172.69.17.108
©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
| 12.2k 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