[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