[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