10-12 Exercise: A water supply company

1 like 0 dislike
17.3k 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 | 17.3k 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:172.70.80.40
©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 | 13.8k 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 | 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users