0 like 0 dislike
17.5k 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 | 17.5k 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:104.23.243.108
©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
| 23.1k 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
| 4.2k 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
| 10.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users