[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