[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