[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