0 like 0 dislike
14.3k 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 | 14.3k 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:172.70.50.51
©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
| 18.6k 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
| 3.4k 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
| 8.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users