[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

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int main(){
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}

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;
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 *  ** ** ***** = price +  * **
** *   **  * *       * *    ** *** * 
     ***   *****    ** * ** ** * * total);
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** *** * *   * * ***  ****** *  **   * ** ** 
    ***    * ***** *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

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int main(int argc, char *argv[])
{
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

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*  ***  * * *  *
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float price;
float tax;
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int * * argc, char  * **

{
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*  *** *  *    *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

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 * *  *** * **  **  * 

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

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* ** *****  * ** ** **  

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

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#include *  * ***  
#include * *   **  ** *  * 

int main(int argc, char *argv[])
{
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* *   ***    * 
   **** **  *  *        * ** * * ***     
 ** ****   *   *   * 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[]) {
    
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 * * * *  **     * *** *  *  *** * 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[])
{
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***   * *****     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[])
{
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 *   * **  *** *       *  ***  *  **   ***** *  * ** 
 *  *** * ****** **  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output