[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