[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