0 like 0 dislike
14.7k 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 | 14.7k 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:172.69.17.67
©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
| 19.3k 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
| 3.5k 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
| 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users