[Final exam] Question 10

Question

Question 10: Please write a program that can calculate tax 7% (0.07) of a product price, then outputs the tax and a total price including the tax.

Hint:

*Use %.2f for two decimal points*

*Printf a new line between the tax and a total price including tax*

Input1

80

Output1

5.60
85.60

 

Input 2

452

Output2

31.64
483.64

 

Answer 1

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

int main(){
 *    ** * *  ***  float n,t,N;
** *** ** * **  
   **   **   * *** * * **** * **   * * 
* **   **  *    
***      **  * *   t=n*0.07;
 *  *      *  ** N=n+t;
 **** *   ***** 
****  * *    ***      **  ***   ** ** * **  * ** *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

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

int main(int argc, char *argv[])
{
 * ***** *  price;
  * ** **  ** ** taxtotal, total;
*   * *  ** * *   
*   * **  *    *        ***  *  * * **
  *  * ***** * * *  **  = price * 0.07;
* *** *  *      **  *   *  ****** ***   *  **
*  **  ***** **   *  = price +   ** * 
 * * *   ******* * **  * **  *
 * **   * *** *** **  ****** *    ** total);
 *** *  **
 **  ***  **  * ** **    *  **  * ** ** ** *  ** 
   **  * *** * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

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

int main(int argc, char *argv[])
{
    ******* **  * *  *  * *** * a;
** *   **   *** * *   * *  **  ****  * ****    ***    
***  *** * *         *  ***  *  *** ** ** ***** **  *** **   
 ** *  * **     
 **    **  * **   **  *    ** ***** * ** **   
*  *** *  *  **  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

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

float price;
float tax;
***     *

int * ** argc, char ** * *

{
***           *** *   *** *  * **         *  
 *  * * *** *  = ***  *  
  *    * *  *  ****   = tax +    
 * *  ***     **** ***** ** *  *   ** tax);
*  *     ***  *****   *   **** *  * *  ** * 

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

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

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

int main () {
***  *****  * * 
 * ***     ***  a; *  * ** **** *****  * * **  **
**** *  * *   **  *     ** ******  ****  ** %0.2f\n", a*0.07);
********    * * ** *  ****  * *** ***   *    * * *   *  *  ****** 
****  ***     **  **  *  * 0;
}

Comments

prog.c: In function 'main':
prog.c:7:18: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%0.2\fn",a+a*0.07);
                  ^
prog.c:7:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%0.2\fn",a+a*0.07);
             ^~~~~~~~~

Answer 6

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

int main () {
  
* *   ** **   * ***  a; ** *  **  * *  ** * ** 
* ***      ****  ***  *   * *   **** *  **  **    %f\n", a*0.07);
* * *   *** *  *   *  * **          *  *   ** * ****   *  *** ******
*   *      *  **** * *** * ** 0;
}

Comments

prog.c: In function 'main':
prog.c:7:15: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%\fn",a+a*0.07);
               ^
prog.c:7:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%\fn",a+a*0.07);
             ^~~~~~

---

prog.c: In function 'main':
prog.c:8:15: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%\fn",a+a*0.07);
               ^
prog.c:8:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%\fn",a+a*0.07);
             ^~~~~~

Answer 7

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

int main(int argc, char *argv[])
{
  * ***** * * **  ** ***  *   *  a;
   * ** ** *      *  *    ** ***  *   ** *  *   *   * 
 ** *  * * * *    * *** *  *** *********  * * *
  * * ** ***  *
 ** * * *    *    **** **  ***  * *** *** * *** **    
** ** ** ** *    0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

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

int main(int argc, char *argv[]) {
    
   *     *  **   ** *  ** a;
*  *   * *** ** *  ********  *   ** **   * ****
 *    **  *     ** ** **  *    ***   *   *** **   ****  * **  
 **** *   **** *   *** *  *   * ***** * * *  *******  *  ***** *   *    ** ** *  **** *** ** *   * * ****** * *** ***
 *** * ***** *     * * ** **    *  **   *      *** **    *****   ***** *
*   **       * *    **  **   *****    0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

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

int main(int argc, char *argv[])
{
*  **  ************    * * * a;
*  *  *   **    ** *  ** *    *      * **** ***  ** ***
**  **  **  *** **** *   ****    **** *       * **   * *
** *   * * *    ****
  
 **** * * **  **  *  **** *  *                 *  *  **  ***  
***** **  **** * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

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

int main(int argc, char *argv[])
{
*   ****   ***  ***   * *   a;
**     ** ** **   **      * ** * *    *   ** *   *** 
 *****     * ** *  **  *  **  * *****  * ***  * ** 
 *  *  **    * *  *   
  
 ** ****   ***   **   ***  ** ***  **  *** **  * 
 * ** *   * *  *  ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output