[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