[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