0 like 0 dislike
9.6k 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 | 9.6k 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:172.69.6.172
©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
| 12.5k 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
| 2.2k 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
| 5.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users