0 like 0 dislike
14.5k 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 | 14.5k 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:172.69.130.93
©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
| 18.8k 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
| 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users