[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