[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.