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:172.69.58.74
©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