0 like 0 dislike
16.1k 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 | 16.1k 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:104.23.243.165
©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
| 21.2k 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
| 3.8k 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
| 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users