[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.