[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