[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.