0 like 0 dislike
16.7k 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 | 16.7k 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:104.23.197.94
©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
| 22.2k 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
| 4k 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
| 10.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users