[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