10-12 Exercise: A water supply company

1 like 0 dislike
28.2k 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 | 28.2k 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:104.23.197.65
©2016-2026

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 | 22.6k 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 | 20.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users