0 like 0 dislike
7.7k 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 | 7.7k 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:172.69.58.198
©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
| 10k 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
| 1.8k 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
| 4.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users