0 like 0 dislike
6.3k 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 | 6.3k 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:172.70.131.43
©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
| 8.1k 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
| 1.4k 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
| 3.5k views
12,783 questions
183,443 answers
172,219 comments
4,824 users