[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