0 like 0 dislike
4.9k 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 | 4.9k views

69 Answers

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

int main()
{
** * ****** * ** * * a,b,i,max;
**** ** * * ** ** **** %d",&a,&b);
* ******** **** * * * *** * * * * *** * ** ** ****
** **** * ** * * ** ** * *
*** *** ** *** ** ** * * * * *** ** *** * * * * ***** * *
** * **** ** * ** * * *** * * * * ****
* * * *** *** *
** * * **** ** * * ** ** * ** **
* ** *** * * ** * ****** * 0;
}
answered by (-108 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()
{
******* * * ** ** ** ** n1, n2, i, gcd;
* ** *** * ** * * ** *** ** * ** *** &n1, *** * * **

* * *** * * * ** * * i <= n1 * ** **** i <= n2; ++i)
***** * * *** * ** ***
** * * * ** ******** *** ** * * * * * * * Checks if i is factor of both integers
* * * ** ** *** ** *** ** ******** ** * *** * ** *** * * * n2%i==0)
* * *** * **** *** ** **** ** * * * * * *** * ** * * * ** * *** = i;
** **** * * * ****

** **** * *** * * *** *** * ** ** * gcd);

** * *** ***** ******* * 0;
}
answered by (-140 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>
#define swap(a,b) { a^=b, b^=a, a^=b; }
int main(){
* ******** * ** * * ** * a,b;
* ** *** ** *** * GCD;
**** ** * * *** **** ***** * ** * %d",&a,&b);
* ** * *** *** * * ** * * ** swap(a,b);
***** *** * ****** ** * *
** * ****** * * * ** ** * *** * **** * * * * *** * * ** * ** b:a);
* * * ** * * * * * * * **** ** ** * ** *** 0;
    }
** *** ** * *** * * ** *
* * *** ** * * *** * *** ** ** ***** **** **** * * *
***** * * * *** ** *** *** * ****
* ***** ** * * **** * * * ***** * *** **
** * ** * **** **
** * * **** **** * ** *** * *** *** **
* *** * ** ** ** **** 0;
}
answered by (-116 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 = 0;

*** **** * * ** ****** b = 0;

****** * * ** * * * * temp = 0;

* * ** * ** * * ** * * * ** **** * *** &a, &b);

* * * * * ** *** **** * a > b && a % b != 0)
*** *** ** ** *** ***
** ****** * *** ** ******* ** * * ****** = a % b;

* **** ****** ** * * ** * * * * ** *** * = b;

* * * **** * * ** * * * ** ****** * ** ****** * = temp;
* ** * ** * *** *** * * *

* * ** * **** ***** a > b )
** **** ** * *** * * *
**** * ** ** * * * * ****** ****** ****** * ** * ** * b);
* * * * **** * *

* ** ****** * * ** * a < b && b % a != 0)
**** * * * * * * **
*** ** * * * ** *** * **** * ** * * = b % a;

* ** * * ***** ** ** * * ****** * * ** *** = a;

** * * * **** *** * * *** *** ** * * ** = temp;
* ** * * * ****** ** *

* * ** ** * ******** ** * * * a < b )
*** * * * **** ** **
* ** ** ** ** * ** * *** ***** ***** * ** ***** * *** * a);
**** *** ** ** *** * * *
}
answered by (-285 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 (void)
{
* * * ***** * * *** * ***** a,b,i;
**** ** **** * * * * * * ** %d",&a,&b);
   if (b>=a)
   {
* * * *** * * * **** * * * * ** *** * * *
*** ** ** * **** * * * ***** * ** * * *** * *
** * * ** **** *****
* ** ***** ** ***** *** * *** * ** * ** * (a%i==0 && b%i==0)
* * * **** ** * * * * * * ** * * ***** ***
* * * ** ******* ** * * * **** *********** * ** ***** *** * ** * * * ***** * ** ****
**** *** * ** ** * * ****** ***** ** ** **** * *** * ***
* **** ** ** ***** * * ** ** *** ** ** * **** *
* ***** ******* * * * * * * *** ****
** * **** ** * *
   }
   else
   {i=b;
** * ** ** * *** * ***** ** ** * ** * * **** *
** ** * *** *** *
** ** * * ******* *** * * * * * ***** * * * * (a%i==0 && b%i==0)
*** *** ** *** ** ** ** ***** * * ** ** *
**** ** *** ** **** ** **** * * ** ** ** * ** ** * ** * * ** **** * * * * ** ** *
*** * ** ** ** * ** * ** **** * ********* ** ** * ** * * ***
** ** ** * ** *** *** * *** * **** ** ***
**** **** * *** ***** * * * *** ** ** * *** ***
**** *** *** ** * **
   }
** *** * ** *** ** ** 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 main (void)
{
int a,b,c;
* * * ** ***** * * *
*** * * *** ** * **
while ( a % b != 0){
***** * * * * *** ** * ** * ***
* * **** * * * **
** * * * **** * *
}
**** * * *** **
** * 0;
}
answered by (-127 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 = 0;

** * * * * ****** b = 0;

** ******** * ** ** temp = 0;

* * ****** * * ** ** * * **** *** &a, &b);

** ** * ****** ** ** * * **** a > b && a % b != 0)
*** ***** ** * ** * **
** **** * ** ** ** *** *** ** ******** * * **** = a % b;

* * *** * **** *** ** **** * * ** ** = b;

* ** ** *** * ** * ***** * * * ** ***** * = temp;
* ** **** ** ** **

* *** * * ** * * * * a > b )
* ** * ** ** ** ****
* * * * * ** ** ** * * * * *** *** ** * **** ******* * ** ***** b);
** ** * *** *** * * *

** * * ******* * * * * * a < b && b % a != 0)
* *** * ** * ******* **** *
* ** ****** * * ** * **** *** * **** * * ****** = b % a;

* * * * ** ** *** * * **** *** = a;

******* ** ** * * ** * * *** **** ** ***** ** * * = temp;
*** * * * ** *** * * **

* *** * * *** * ** ** * * ** a < b )
* ** ** *** * *
*** ** **** ** * * ****** * ****** * * * * ** **** * a);
* * * * * ** * * *
}
answered by (-285 points)
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!
* *** * * ** **
int main ** *
{
int *
* ****** * * * ***** ** * *
** * (a%b != 0){
* *** **** *** * * **** = a%b;
** * * * ***** *** ******** = b;
* *** * ** * * * = c;
}
*** ** ** *** * **
* 0;
}
answered by (-255 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!
* ** ** * * ***




** * ***
{



* * * *



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

** * * a ** * *** * * * a * * *

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

****

**

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



* * * * * * * * *

}
answered by (-107 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, c=0, d;
**** *** * * * * * ***** **** *** * %d", &a, &b);
** * * ** **** * ** = a;
** ** ** * * ** * *** (a == b)
* ** * **** * * * ** * ** * * * ** * *** ** * * ***** * * *** a);
** ** *** * * * ** ** * (a > 0 && a != b)
* **** **** *
* **** * * * * ***** ******** * (c == 0)
**** ** * * *** ** *** * ** * ** ** *** * * ** * ** * ** = b;
*** **** ** * * * *** * *** * * ** * ** *** * -= 1;
** * * ** ***** * ** * *** *** * * * += 1;
* * *** * * ** ** **** **** * ** ** (b % a == 0 && d % a == 0)
* ***** ** * *** ** *** * *** * ** *
*** ** **** * * ** * * * ** * * * ** * * ** *** ** * * * * ** * * ** ****** * * a);
* * * * ** * ** **** * **** ** ***** ** * * **** * * ** * * * ** *
* * * ******** ** ** ***** * ** * **
** **** * * * *** *
** * * *** * ***** ***** 0;
}
answered by (1.1k points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.71.254.108
©2016-2024

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
| 6.4k 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
| 1.2k 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
| 2.6k views
12,783 questions
183,443 answers
172,219 comments
4,824 users