[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