0 like 0 dislike
16.9k 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 | 16.9k 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:104.23.197.65
©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
| 22.4k 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
| 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
| 10.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users