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:172.70.127.83
©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