[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