0 like 0 dislike
12k 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 | 12k 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:172.69.130.70
©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
| 15.7k 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
| 2.7k 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
| 6.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users