[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