[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