11-01 Exercise 2: Find out all the factors of N

Question

Write a program that asks the user to type an integer N and find out all the factors of N and display it on screen.

寫一個程式 輸入一個整數N，找出N的所有因數

Example input 1

10

Example output 1

1 2 5 10

Example input 2

24

Example output 2

1 2 3 4 6 8 12 24

 

Answer 1

Hidden content!
#include    *   *****  ** *
#include ***           *

int main()
{
* ******** *** **  * num = 0;

**   *   **   **  * * **** i = 0;

**   **  * ** *   *****   *   *  ** * &num);

** *    ** *  *     *     = 1; i <= num; i++)
* **** **      **    *  
**** *  ** * *************  ** **    **  ** *   **   ** *  % i == 0)
   *   **** * *      **  ***      ** *              ** *    
*    * *** * * ***  *****      * ******* ****  **  ** *  ********* *   **  *  * **   * ** ***  **  ", i);
* ** *  *** *   *** **  * * ** *  ****  ** *  *  * 
 *   * * *  * **  ** *
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 2

Hidden content!
#include <stdio.h>

int main ()
{
 * * ** *  ***    * * ** *   *  *   * N,a=1,b;
  ******  **   ***     *   *     * **  * * *    *   ** ** *  

** * * **    *  * *  * ***  *  ** (N>=a)
* *    * *     * * * **  *** * **
*  ****     **  *  *  * ** *    *  *  *  **    ****  * *
  **   *******  ***  *  * ****** * **  * * * ***  * ***** (b==0)
 * * ***   *****  **  *  ** ** *  ******    **** 
   ***    ****  *  ***   *** **     * **** *  * **** * *  *** * *  *** *  *  *  **   **** *   ",a);
    *  ** *  * *    * **** *  *     * **   *          * 
 *** **  **    ****  *****  ***  ** ** *   * * *   ***  ***
    }
 *  *    ** * *****   * ***  *    0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output