0 like 0 dislike
9.1k 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 | 9.1k 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:172.70.127.211
©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
| 11.9k 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