[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