0 like 0 dislike
14.7k 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 | 14.7k 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:172.69.17.66
©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
| 19.3k 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
| 8.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users