0 like 0 dislike
6.4k 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 | 6.4k 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:172.70.100.172
©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
| 8.1k 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
| 1.4k 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
| 3.5k views
12,783 questions
183,443 answers
172,219 comments
4,824 users