0 like 0 dislike
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 | 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:172.69.7.30
©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
| 11.8k 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
| 2.1k 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
| 5.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users