0 like 0 dislike
13k 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 | 13k 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:172.69.130.71
©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
| 17k 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
| 3.1k 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
| 7.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users