[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