0 like 0 dislike
8.8k 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 | 8.8k 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:172.70.131.188
©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
| 11.4k 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
| 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
| 4.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users