[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

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* *  *** **  *
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int main(){
** *     ******** float n,t,N;
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 ** *  *  ******* 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      *****  *     
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int main(int argc, char *argv[])
{
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* *   *  ***   * **  ***  * *  **        ** **
* * * *  ****** = price * 0.07;
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*  **    **** *  **      **** *  ***  *   total);
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*  * ** **** ** ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

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#include *****  *  *** *  

int main(int argc, char *argv[])
{
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

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float price;
float tax;
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{
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* ** **  * **   ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

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*** * * *** *

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

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int main () {
  
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****   *   **   *** ***   *      ***  * %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

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#include *  ***** *** * *
#include * * *  ** * *  ** 

int main(int argc, char *argv[])
{
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**      ***     * 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[]) {
    
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**   *  * *        *  *  *** * ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

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#include  * **   ***** *  **
#include     * *** ***   

int main(int argc, char *argv[])
{
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*  ***  * *** ** **  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

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#include * *  *    *   *  * 
#include  * *   * ***  * *

int main(int argc, char *argv[])
{
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**  *   *    ** **   0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output