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!
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'
0 like 0 dislike
Hidden content!
#include <stdio.h>


int main()
{
    
* * * ** ** * * n1,n2;
* *** *** **** * * * i;
** *** * ** * * * * ** min,gcd;
    
* ** * ** * ***** ** **** * * &n1,&n2);
    
* * *** ***** * * ****** *** * **
* *** * ** * *** ** ****** *
* *** * ** * ** ** * * *** *** ** *** ****
** * ** * *** * * **** * * * *** **
* *** * ** ** ** **
** * * * *** * * {
** * * ** ***** *** ** * **** *** *** *** *** *
* *** **** * ** * * * ***** * ** * ** * * * * * * * ** **
* * * * *** * ***
** ** * ** * ***** ****** i=1;i<=min;i++)
* ** *** * * ** *
*** ****** *** **** ******** ** ** ** * ** **
** * **** * **** * * * * *
* * * * * * ** * * * **** * ** ** * * *** *
** * * * ** * ** ***** ***** *
*** *** * ** ** **
**** *** * *** * * * ***
** **** * ** ******** ** * * * * gcd);
    
**** **** * * *** ***** 0;
   }
answered by (323 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()
{
  
***** ** * * * *** * * * num1;
** * ** * ** num2;
* * * * * ** * * min;
* ** **** * * * *** ** check;
* ** **** ** **** *** * * i;
** ***** * * * ** * * * gcd;
    
  
*** ** * ** * * *** ** * * ** %d", &num1,&num2);
    
**** ** * *** * * *** * *** **
* * * ** * ** ** * * ** * **
* ****** * **** ** *
**** * ***** ** ** ** * *** ***** ** ***
* *** ** * * * ** **** * *
* * ** * ** ****
* ** * *** ** * *** *
** ** * * ** **** * ** * * * **
** * * * * ** * *
    
** * ** *** * * **** ****** **** *** ** *
    {
** * *** *** ***** **** *** **** * * * * * * **** ** ** **
** **** * * * * ** *** * * ** ***** ** **** * *** ** ****
***** ** * * * ** * ** *** * * ** * * * **** * ** ***** * **
** **** * * * * * ********* ** * * * **** * * ** ** **
* * * ** ****** *** * ** * ** * * ** ** *
* * ** ** * *** * **
* ** ** **** **** *** ** * *** ** ** *

*** * * * * * * ***** * * 0;
}
answered by (-193 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)
edited by
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: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main (void)
{
** * **** ** * ** ** a,b,c;
* ** * * * ** ** * *** ("%d %d",&a,&b);
* * * * * ** **** (a%b!=0){
* * *** *** *** * ** * * * ** ** ** **
* ** * **** * *** ** * ** ****
*** * * *** ****** * * ** ** * ** ***
**** * ** ** * ** * * *
* ** ** ** * * ****** **** *** * * **
** * *** * * * * 0;
}
answered by (-204 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;
    int b;
    int i=0;
    int lcm=0;
    int temp=0;

* **** *** ** * * * * * ****** * ** * ** * * * ** *

    if (a>b){
* *** * * * ** * * * * ******* ** **
** * ***** * ** ** ** * * ** *** * * (1){
* ** ** *** ** ** *** **** * * * * * ** * * * ** * ***** *
** ****** **** ** ** * ** * * ** * * *** *** * ** * **
*** * ** ** *** * ** * ** ** * *** ** ** * * **** ** (temp == 0){
* ** *** *** * ** ********** * * *** * * * * * * ** * * * * ** ** *
** **** * * *** ** * * * * *** ** ** * *** * ** **
* ** * ** ** *** ** * * * * * * **** * ** * * ** *
** * * * **** * * **** * * * *** *** * **
    }
* ** ** * * ***
***** ***** *** ***** * * **** ** **** * ***
** ** ** * * ** ** * ** * ** * * * (1){
* * *** * * * *** * **** * * * ** ** ** * * * ** ** ****** *
** * * ** * ** *** * * * ** *** * * ***** * * * ** *
** * * * *** *** * * ** * ** * * * * * * * * *** * (temp == 0){
*** ** ** * * *** ****** ** * ** * * *** ** * * **** * **** * ** ** * * *** ** ***** ***
** * *** * *** * *** * * ** * * * * * ** ** *****
* * * * **** **** * ** *** ** * * *** ** ***** *** **
* ** ** * * * * * * ** * **** * ** ***** ******
    }

*** * ** * * * * ** ** * *

** *** ******* * ******** * * 0;
}
answered by (52 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()
{
* * * *********** * i,a,b;
* ** ****** **** *** ** * * *** ** ** * * ********* * * * *

* * **** * ** * * *
  {
* **** ** ** * **** ** * ** * ** = b%a;
** * *** * * ***** ** * ** **
* * **** *** * * ***** * * ***
  }
* ** ** * * ** * * *** ********* *
* * **** * **** * *** * 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()
{
    int a,b,i;
** * *** * * * ** **** * * %d",&a,&b);
    if (a>=b)
    {
* *** *** * * ** *** * ** ** ******* * **
* * *** * * * * * * *** ** * * * ** **
* *** ***** * ** * * * * **** * * ***
** * * **** * ***** * *** ** * * *** ******** * ** * (a%i==0 && b%i==0)
**** * ** * ** **** * ** * *** * ** * **** **** * ** * * **
* ** * ** * ********** * * *** * * ****** ** * * * ** * ***** * *** * * * ** *** * ** * * * * *
****** ** * ** * * ******** * ****** * ** **** *** * * * ** * * **** * * **
*** ** ****** ** **** ** ** *** * * * ** ****** *** * *** * ** * *
**** *** ** * * **** * * * * **** * * ** * *** **** ** * *** **** ****
*** * * ****** * *** * **** ** * * *
    }
    else
    {
**** ***** * * ** * * * *** *** *** *
* *** * ** * * ** * * ** *** ** * * **** *
****** *** *** ** **** * * ** *** * ** * *
* * *** * * * * *** * *** *** ** ** * *** **** *** * *** * * **** (a%i==0 && b%i==0)
* ******* * * * ** * **** * * ** ** * ** * * **** *** * *** * **
* * * ***** * * * **** *** * * * * * ** * *** * * * *** * ** * ** *** * * * * * ** *
** ** *** * ** * * ** ** ** * * ** **** **** ** ** ****** * ** * * * ** * * * ** ***
** * *** * * * *** ** * * *** *** * ** * * ***** *** * * *
* ** * ** * ****** ** * * *** *** * ****
    }
    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 <stdio.h>
int main()
{
* **** * * **** * * a,b,c;
** ****** * * * * * ** ** %d",&a,&b);
** * ** *** * ** ** ** != 0)
* ** *** ** ** ** **** **
* *** **** *** * * * * * ** *
* ** **** * * *** * * * **** ** ** * * *
**** ** *** * ** ** **** * ** ** *
  
** ***** * ** ** ** ** * *
* * ***** * *** ** *** ***** ** **** * ** *
* ** **** * ** ** * * 0;
}
answered by (54 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()

{
* ** ** * **** * * * a,b,c;
* * * * * **** * *** * * * %d",&a,&b);

* * *** ***** *** * * (a>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
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
| 18.5k 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
| 8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users