[Exercise 14] Arrays: Reversed Set

Question

Please write a program using an array to receive 5 numbers, then output those inputs in reverse order as examples shown.

Input (i)

1 2 3 4 5

Input (ii)

1
2
3
4
5

 

Output (i) acceptable

54321

Output (ii) acceptable

5 4 3 2 1 

 

More information

https://www.tutorialspoint.com/cprogramming/c_arrays.htm

 

Answer 1

Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[]) {
*  ***  *** ****  ***** *  x[5], i;
* **    **  ** ***    *** 
*  * **  *** * ** **  * ***      **  **  * 
* *    *   ***   * ******** * ***  ** * **        *  ***  * * ******** &x[i]);
* * ** * **   **   ***** * **   *** *  ** *  *  ** **
 *   **   *     *******  
  *  *   *****  ** *  *
** * **** *** ***   *  *  *   *  *  *** * 
*   **** ** **  *   ****  *     ***** ** ** *** ****    **   ** *** * **    ** **
 ******   * * *    *****    ** 
  *** *  * ***  ** *** *** 0;
}

Comments

Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Correct output
Case 4: Wrong output
Case 5: Wrong output

Answer 2

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

int main(int argc, char *argv[]) {
 ** **     ***  int x[5], i;
 **  *     ** 
* ****         *    **  *  ** *** 
 *****    **  *    *  * *    **   * ****  *** ** ***  *  * **** **
 **   ** * ****      *     *** **  
*  **   * * *** }
 **  **  *      
 ** **** *  ***  *   * *     *   ****
 * ** * * *** ***   * ** *  *  ** *   *  * *   *   * ** ** 
 *****  * ****    }
*****      **  return 0;
}

Comments

Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Correct output
Case 4: Wrong output
Case 5: Wrong output

Answer 3

Hidden content!
#include <stdio.h>
int main(){

******  *      ***   * *  **  x[5], i;
********  *        * 
    
*  ** *  **  *     ***      *  *   ***** * ***
 ** * ***  * * ****  **  ** **  * *  *   * **  ** * * ** *  * **   *     **** ** &x[i]);
**** **  *  ** * **  * *
**** ***  ** *    ** * *
   *  ** **  *** ** * ** ****** **  ** * 
   ****  ** *  *  ** * **** * ***   * *****    * *  ** *  **     * ****     ********* x[i]);
    **  ***  ** ***  **     *
*     ****    ** *    * * *
*  * **   *** *** **  *** **   *  0;
}

Comments

Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Correct output
Case 4: Wrong output
Case 5: Wrong output

Answer 4

Hidden content!
#include <stdio.h>
int main(){

** **   * *    **  *     * *  * x[5], i;
 *  **** ** **** * ***     **   
    
   **** *  *   * ** * *         *** *     ****  
 * ** * *    ***  * *   *******    *    **  *** * **** ***** **    ***  &x[i]);
*  *** * * **  *****  ***
 *    *   * **  *      *  *
* *** *** ***   * **  *** * ******* ** *
*** *        * **  ***  **   * **   ******** **** *   **** ** * * *  ****  x[i]);
  *  *     ** **   **  **
   ******* ** *  *  *   *
** *  **   ***  ***   **** * 0;
}

Comments

Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Correct output
Case 4: Wrong output
Case 5: Wrong output

Answer 5

Hidden content!
#include <stdio.h> 
int main(){ 
** ** * *  * ***   *   * *  * *      *******   x[5], i; 
******  ***   * * 
* **     ***** *   * *  **   *  *  *    * *        *  ********   ****  ** 
    *  ** *     *****  **   * &x[i]); 
****  * *   *** *   *  *  
* ** ** *  ** **  ** * * * **  *    *     * * ***** **   *  
 *   *    ***  *****  * **  ** **        *** **   *  *      ** ** ", x[i]); 
**  * *** ***  ***  *** 
 ** ***  *    *   ***  *****   * * *
*  **  *  ******** *** ***   *   0; 
}

Comments

Case 0: Wrong output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Correct output
Case 5: Wrong output

Answer 6

Hidden content!
#include      ** *  * ** 
int main(){

*** ***  **   *  int x[5], i;
*  *    * ****    
 **** *** *** **** 
 ****   *  * **  ***    *
****   *  *  * *  ** * *   *  ** **   ***   * *    * **   **** 
*  ****   *    ** }
*  **       *   
      *  *    ** ****     * **** 
 **  * ***  * ****    * * **   *** * *     ** **  x[i]);
 ** *   * *  }
  *    *   * 
  *    * **** *  return 0;
}

Comments

Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Correct output
Case 4: Wrong output
Case 5: Wrong output

Answer 7

Hidden content!
**    *  * * *  **
**   * *** ** *    

/* run     **   *  the *****    or add **** own * * **   *   * *** **  * *  or **  loop */

***  ** *  * *   ** {
 *     ****  int  * 
  *  *  * * **  a[0] = 4; 
* *** *     ** * * * = 2;
     ** *  ** *      = 3; 
 **  *  *   * = 5;
 * * *    *** *    * = 6;
 ****  *  * 
 ** *  *  **  * ****  *   *   * **   from 1 to *  ******   
 *  ** * *       *  *** ****** %d %d %d   *     *  **   *  *  *       ** ***  **  *  ** * **    *  
*       **  * *  
 *  *  * *    int x;
 ***  **  *  *   ***  *  = 4; x   ***   0; *  
* * * * * * ***  * *       ****     ** *** **    * *
*  *** * * * **  }
* *  *****   ** * *  * *   * *  * **   ***     **** 

  * * *  *** * 
   *  **    * *  0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

---

Great job :)

---

However,     parts --a[0] = 4; a[1] = 2; a[2] = 3; a[3] = 5; a[4] = 6;-- seem unnecessary.