10-12 Exercise: A water supply company

1 like 0 dislike
20.8k views

A water supply company charges the water consumption, as follows:

a) Fixed amount of 10$.
b) For the first 30 cubic meters 0.6$/meter.
c) For the next 20 cubic meters 0.8$/meter.  
d) For the next 10 cubic meters 1$/meter.  
e) For every additional meter 1.2$/meter.   

Write a program that reads the water consumption in cubic meters and displays the bill.
寫一個輸入水的用量 輸出水費的程式

Example Input:

25

Output:

Cost: 25.00

Example Input 2:

44

Output:

Cost: 39.20

Example Input 3:
 

75

Output:

Cost: 72.00

 

[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 26465 - Available when: Unlimited - Due to: Unlimited
edited by | 20.8k views

91 Answers

0 like 0 dislike 
Hidden content!
#include    ** *    **
int main(void)
{

int a;
float b , c, d, e;

**** *  *  *  ****  *   **   
if (a>0 **     ** * * * ****  **
{
*  ***  ** *** *  ***     *
   **    * **** *  * * *  *  *  *  *     ***  * b);
}
   ******** if (a>30 *** ******  *  *    ***
{
  ***********  *  *     *  **   *  * 
  ***   **   *         **** *  ****  c);
}
else if   *  ** *   * * *   **  * * * * ****
{
 ******  **   *    *  *** *   *  *   *  *  * 
*    **  ** *    * **   *** *  *  *** * * d);

}
else
{
 *  **   **  *  **  * **   **** * ** *  * *  * *
     *** ***   ****** *     *  ****  e);

}
 *  * ** *****  *****  *****  0;
  * * ** ** *
answered by (-304 points)
0 0
Case 0: Wrong output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
*   * ****** *  * * ** ** ** *    a,total;
** *** * **** * **    *      *      * *******  ** * *** 

  *      ** *  * * **  **   * (a<=30)
***** ****  ***    ****  ** ***
*** ****  **** ** * *   * * *  ***   * **  * **  **        * ******
* ******** * *  **** * ******  **     **   *** ***  * *   * * %.2f",total);
 **  ****  **  *****   
*  *  ** **  ***   ****     ** if (a>30 && a<=50)
* *** * *  **  **     * *
   *****   ** * ***   * ** ** ****   **** ***  **   *****     *   * *** * **  
 * **  **   **  * * * **** *  * * * * *   **  ****     * * *** * **  **  ***** %.2f",total);
*** **  ***** ** **  **
  **   ***     *  ****** **    ** if (a>50 && a<=60)
*          *    *   ***   *  *
***  **    ****    * * * ** ** **  * *    *   * **   **** ** ***  **** *  *** 
 * * ** * *  *  * * * ******  *** ****** **  *****     ***   ** * * %.2f",total);
 *****   ** *** ******** * *
***  * **   * *  **   ** * * * * if (a>60)
    *** *  *** *** * * ** * * 
 **  * *** ** * *** *  *   **  *   ** * ***** *   * ** ******* *****       ** 
** **  * ****  * ** ***   ** **   **  * ** ***** *     *  *****  %.2f",total);
    }
}
answered by (-214 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
* *  *   ** **  ***
int main()
{
    * ***  *** ** *  ** * * * *** * *  *    
   ** **  ** *      *  ** **   *  amount;
   **  * *** *  ** ****  ***** ****  * ** *  *  *** **     *   **  *   *    * 


 *   ***  **  ** * ** **  *  ** ** * *   *    0   *  *     ** *  * * * 30)
* * ****   *  ** * *  ** **** *   *         *  * *  **  =     **  * 0.6) + 10;
******     ** ****** * *    if  * * *   * * 30   *  *  **   **  * *   50)
 ** * ***** **** *    * *   ** *** * *   * ** ***  = **** *  ** - 30) * 0.8) + 10 + 30 * 0.6 ;
  **  *  * ** * *  *** * if      **  *** **   * 50  ******** * ** *    * 60)
* *    *  * **   ** * *** ** * *** *** * *  * * ** = *   * * - 50) * 1) + 10 + 30 * 0.6 + 20 * 0.8;
*  ** ***  *   *   ** * ** * * ** ****  * * * * - 60) *1.2) + 10 + 10 * 1 + 30 * 0.6 + 20 * 0.8;
**** *   *        *  **  *    *** 

return 0;
}
answered by (-140 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
***  ** * *  ****
#define n 10
#define x 30 *0.6f
#define y 20 *0.8f
#define z (20  *  *** * * *  
int main()
{
    ***  *****   ** *** *****    a1;
* ****** * *** * *   ***      * *  **  ** ******* **  *** * 
       *    * * **   ** *    **  < 30)
** *   ** **        * **  **** ***   *  *  ***       ** ***** * *******
    *  *     *  * **** *   **  ***  * ** if(a1 > ** *    *    < 50)
*** * *  **** *** ****    *** *** ** *  * **  *   * *  *** *  ***    *  **    ** *    *
  * **       ***  **  ***     ** if(a1 >   ** * ****  < 60)
*  **  ****** *** * *******  ****  * *  * **  **  **    *  ***  **     + y+(a1 -   *** 
* **   * *** *** ***    ******* *   if(a1 > 60)
 * *** *  ***  * * **  ** *    * **    * *       **   * **  *   ***** *******  ** * - **  *   *
return 0;
}
answered by (-141 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include  ** * * *** * 
int main(void)
{

int a;
float b , c, d, e;

   ***  *   * *    * *  
if (a>0 * *     *   **     *
{
***    * ***  ***   *  ** ***   ** * 
*    * * **  *  *   *       ** * *****   * *** *  * b);
}
   *** **  if (a>30   ** * ** ** * * ***
{
**  ** *****      **   ** *   **    *   * **  
  *  *****    **   ****  *      * *** * **   c);
}
else if  * **  * ****** *****   *** ****
{
**  **   ** ***** * ** ***   **     * ** * ** *
** *** *  *   * **  *  ** **     * d);

}
else
{
 **  * ****** ** **** * * **** *** **     **  **
 *  * * * ****  * * * ****   *  *****      e);

}
**   **   ****    **** ** *    0;
* **  * * **
answered by (-304 points)
0 0
Case 0: Wrong output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 like 0 dislike 
Hidden content!
 *   *   **  ** *****
int main()
{
float x,y;
 *  *  ** ***** *  *  ***   *
if(  *    
  **    *  *
else if ***** *** ***   ******* ****
* * ****   *   * 
else if * **** ***** ** **     ** * **  
**      *  *   * *   
else
  *** * ** ***  **** 
* *    *   *  *  * *    ******





}
answered by (-329 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
***   **  *  *  *** *
int main()
{
float x,y;
 * *  * **  **    * * ** **  ***
if(   **   ****
   *  **
else if * ** *******    ***    ** 
* **    **** *** *
else if ******* * ** *  *  **    *   *  
* * * *    * *  ** * 
else
** *** *** **  * *  ** * *
   ** ** **    **  * **   ** *





}
answered by (-329 points)
0 1
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include   **** * *  *  
int main()
{
* ***    x,y;
 * * ** *   * ***  *** * * **  *** 
**   ** *   *     
 {
*   **    * *   * ***  * *  * *  **  *  **
}
else if  *** * *
{
* ****  * ** *  ***** ** ** ***  ** * 
}
else if * ****  *
{
  ***       * *  * **  * *****  *   **     * 
}
else
{
  * ** *** *** *     *** * ***** * *   * ** ** * 
}
   * * ** **   *  * **** *
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include * **** **  *  
int main()
{
*  *  * *  x,y;
   ************ ** * *   * ***  ** 
*    *** *   ***** *
 {
    ** ****  ***** ******  * * **** **  
}
else if **  * **
{
  ** * **** ***   * *  *****     *    * 
}
else if  *****  *
{
  ** *    *  **  *   *   **   * *  ** ***  *
}
else
{
*  ** ***      * *****  *  * * * * *** * *** * **** *
}
 **  * ****  ** * ***
}
answered by (-229 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()

{

   ***           **  * *  *  * a;

****   *   *  *** * ***   * **   ***** ** * **     ** ** 

*  *** ******  *    *******   * *  (a<=30)

* **   **   * * **** **     ****    *    **    ***  ** ***   *  * *  **  * %.2f",a*0.6+10);

 * ** ** **** *  **   *   ***  if (a<=50)

   ***     *     ***   * *   * ** * ******* **  *** *  *  *  **  ***      ** **  ** * *  ** 

    **   ***** ***   *  *** if(a<=60)

 *       *   * * * ***  *  **  ****  **    * * ********** **    %.2f",34+(a-50)*1+10);

 ******  * *  ** ***** **  *  *

    *****  **  * *  **** ** * *  * *** **     **    *** *    **   *** *   *** * **     *   *

 * ***     *** ***  * * **    0;

}
answered by (-284 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.50.51
©2016-2025

Related questions

3 like 0 dislike
87 answers
10/12 Exercise: Complete a program with output format
[Exercise] Coding (C) - asked Oct 12, 2017 in Chapter 3: Formatted Input/Output by thopd (12.1k points)
ID: 26463 - Available when: Unlimited - Due to: Unlimited | 16.7k views
3 like 0 dislike
86 answers
10-05: A program that reads the exams result and displays the percentages.
[Exercise] Coding (C) - asked Oct 5, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 25730 - Available when: Unlimited - Due to: Unlimited | 14.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users