[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