0 like 0 dislike
18.3k 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 | 18.3k views

69 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{

* * **** * *** * ** n,n2;
*** ** ******* ******** i;
*** * ****** *** * ** ** ** min,gcd;

* * * * * **** * * ** *** * * &n,&n2);

* *** ** * * * * * * *** **
    {
* * *** ** * * * * * **** * * ** ******* **

*** ** *** ** ** * ** * * ******** * * * ** * * ** * * * * *
****** * * * ** ** * * ** {
***************** * * * * *** ** * *** * * ** ** ***
**** ** * ** * * ** * ** **** * **** ***** * ** *

*** ** ** *** * ** * * i=1;i<=min;i++)
    {
* * ** ** ** ** * * *** * ** ***** * * * *** * * *
* * ****** ** * * *** *
* ******* **** *** ** ** ** * ** ** * ** *
* * ** ** ** ** ** * ** * *
**** *** * * * * ******

* *** *** * **** ***** * ** ** gcd);
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 **** * * *
int main()
{
* * * * **** n,j,i,gcd;
** ** ** ** * *** * *** * *** *
** *** *** *** ** * * * * ** ** *
  {
***** ****** ** * *** **** *** * * **** *** ***** *
** *** * * ****** ******* * * * * * **** **** * * **
  }
* * * * * ** * * * * * ** ** **
* *** * ** * * 0;
}
answered by (-32 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)
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: 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 ** * ** ** *
#include ** *** * * ****

int main()
{
*** **** * *** * * n1, n2, i, gcd;

* * * *** **** ** *** **** * ** * ** ** &n1, &n2);

* * * *** * *** * i <= n1 * * i <= n2; ++i)
* ** ** **** ** **** ** *
** * ****** * ****** * * * *** * ** *** ** * ** * * n2%i==0)
* *** * *** ** ***** *** * * *** * * ** * *** * ** * * = i;
* * * **** * ** * * *

* * * ** * ** * *** ** ** * * * ** gcd);
******** *** *** **** 0;
}
answered by (-254 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 * ** ** * *****
#include * ****** * **

int main()
{
*** ** * ** ***** ** * * n1, n2, i, gcd;

* * * * ** * * * ** ** * * ** &n1, &n2);

** * * ** * * **** * ** i <= n1 * *** * ** i <= n2; ++i)
* ** ** ** * * * * **
*** *** ***** * * *** ** * ** ** * * * *** ** ** ** ** * * ** n2%i==0)
** * ** * * * * ** * ** * * *** ** * ** * *** ****** ** *** * ** ** = i;
** * * ** ** ** ***

* * * ******* ******* * * * **** * *** gcd);
*** ** * ***** * ** 0;
}
answered by (-168 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!
*** ** *** * *
****** * * * ** ***
int *
{
int * *
* * * *** ***** ****** *** *
* ** * **
{
* *
a=b;
b=r;
}

* * *** * ** *
}
answered by (-214 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>
#include <stdlib.h>

int main()
{
***** ***** * ** ** * a,b,smaller,i;

** **** * * ** * * * ** * * ** * ** * **** *

*** ** **** ** * ***** * **
* * *** * ** * ** ** * * ****** * * ** * * ** * ** * **
* * *** ** * * ** *
** * * *** ** ** ** ** * * **** ** * **

**** ** ***** **** ** ** * ** * *
* * *** ** ** * *** * * * ** * **** * * * **** ** && b%i==0)
** * ** * * ** * * ** * * ****** * *** **** *

* * * * * * * ** ** * * *** *

* ** ** * * * ** * 0;
}
answered by (-16 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
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,n;
* * * ** **** * * ** *** ** * * ** *** * * * *
*** * *** *** (n=a-1;n>1;n--)
*** ** *** * *** ** ** **
* ** *** *** ** * * * * ** *** ** *** && b%n==0)
** * * ** **** * * ** * ** ** * * * **
* *** ** * ** * *** **
*** * * * * * * ** ** ** * * ** * * * * *** **
* ** * ***** * * * * 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()

{
* * * *** * * * ** * *** x,y,n,a,b;
* ** * * *** ** **** ** %2d",&x,&y);

    for (n=x-1;n<x;n--)
    {
** * ** * * * *** * * * * **** ** * * * *** * *
*** ***** ** ****** ** ** ** * *** (a==0)
*** ** ** * *** ** * ** * ** *** ** ****
* * ** *** ** **** * ****** ** * ** ** * * ******* * * **********
* * * * * * * * ** ** * * ******* * ** ** *** * ** * * * * *** (b==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
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'
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.159.115.9
©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
| 24.1k 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
| 4.4k 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
| 11.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users