[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.