10-12 Exercise: A water supply company

1 like 0 dislike
23.8k 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 | 23.8k 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:104.23.243.164
©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 | 18.8k 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 | 17.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users