10-12 Exercise: A water supply company

1 like 0 dislike
19.7k 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 | 19.7k views

91 Answers

0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main(){

    float a,b,c,d,e;

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

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

***   *    **   * **** ***  ***   ** ** *  *** *  *  * *** && a>30){
  ** *  * * ** **    **** *  ****  * ***   ** ** **   *  *     * ***  *** 

  * *  *  ** *   * * **   *** * *    ** **** * * ** *   * && a>50){
   **  ** * * *  *  ****  *** * *** *** * ** * *  *  *  *   ***  *  **  ** ***  **

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










    return 0;



}
answered by (-301 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>
#include <stdlib.h>

int main()
{
* ***   ***  ** ***  ** *  ****  a;
 ******   * *  ** **  *  * *  * ***  ****   *  * ****  
   ****   *** **** *   ***   * *    
  * *** ** ** ** **** ** *****  ** **  * *   ********    **   * %.2f",a*0.6+10);
*    * *  *  *** *** * * if(a<=50)
*   ***  ** * * * **      ***  * **    *    *   **    ***   * **** %.2f",(30*0.6)+(a-30)*0.8+10);
      *********    *    **   * *   * * if(a<=60)
 ***   ** ****** **      **  * *  * *  ** ********   * *** ** *    * * *       *    **     *** **  **  **
**   *    * ** ***** **  *  ***    * * *
 * ** * *** ****  * *     *  ***  *   ***** *  *     * *  *****   **  *** * *** * * ** *** *  *    * *
 * *** **      **** *  * *  * ***** 0;
}
answered by (-258 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 ()

{
  ** *       * ***  **     * * ** userinput, a, b, c, extra;

 *  *  **  * ** * *  *** *  ***  *** **  ****  &userinput);
 *** **     * ***  *    * * * (userinput<31)
 ** *    * * **  ****   *    
****   ** ******* **   ** * ***  **  ** *   *  ***    *    * = userinput * 0.6;
 * *****    *** **  * *  *  * ** *   *   * ** *     * * * ** ****    * %.2f", a+10);
*  ****   ***   * *** ****
* **  *  ******   *  * *  * if (userinput<51)
**   *****      ** *  ****  
* *   **       * *  *** *   **   ** *  *  ** ***    = (userinput - 30)*0.8+30*0.6;
 * *     ** * ***    **     **     * * * **  *   ***   ** * * *****  %.2f", b+10);
****   *   ** **** *  *  ** 
  * ** ** * ****      ***   ***  **** if **** *    * **
*  * ** *  * *** *  *    *
****   ** **** ***     **** ******  ** * * ******* *** * = (userinput - 50)*1+30*0.6+20*0.8;
 * ** * *  * *****  *** ***    *    *  ** ****** ***** ** *  ********** *  %.2f", c+10);
*** * * *   *   ***     * ***
 **** **   **    *    ** **       *
 ** * ** **     *  ** * * ** 
  ***   *  *   *  *    ****  ** * **  * *  *** *   *  ** **     = (userinput - ***   * * **** *
   ** *  ** *** ***  * * *  ***   ***    **  *  **   ** ** *** *****      %.2f", extra+10);
 *  ****  **  ***  **  * *


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

}
answered by (-249 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 FIXED_AMOUNT 10
int main()
{
****   ** *         ** *  x, first_30cb, **  *  ****** * next_10cb, add_metercb;
* ******  **   **  ****      *  * **** ** **   &x);
 *** ****** *    (x<31)
*  ** * * **** ** **
**  *** *** * **** * **  * * ********  * ***     ** ***** = FIXED_AMOUNT + x*0.6;
*   *****     **   ***** ** **  *   ****  **  ** *** * ****  *******  *  * *
   * ***  **   *** *** * 
 * *** **      ** * * ** if (x<51)
** *   * *  ******  *** 
 *******   *     **** *      **** **** *  *     ** **       * ** * = FIXED_AMOUNT + (x-30)*0.8 + 30*0.6;
 *  * *** * * ***   *  * * *   ** * * *  **  ***  **  * *** *     * *  * ** *  * ***  **  
     ***     *  * ** * * 
***  *      ** * **   if (x<61)
   ******  * * ***  ** 
  * ***** * *** ** * *  ********* * *   **  * ***  **  * *    * = FIXED_AMOUNT + (x-20)*1 + 30*0.6 + 20*0.8;
**    * * **  ******  *** ******* ****** ***  ***  ***   *  **    **  
  * ** *    *   ** **
 **    **      *****  *  
** * *    *****  *  ***
* *     * ***   *  ***  *  *****  ******* * **   * = FIXED_AMOUNT + (x-60)*1.2 + 30*0.6 + 20*0.8 + 10*1;
* * ** * * ** * * ** **** *  * ********** *   *  **** * * * * ****** * * ** * *** **   *
   * * *    **   *   

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

}
answered by (-281 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 <stdio.h>

int main(){

    float a,b,c,d,e;

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

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

 *   * ***   *  *** ******** ***  **  **    *** **** ** ** *** * && a>30){
 *         *  ******* * *  *****  ** *  * ***   *  ** * * *  ****** * ***  ***  

   **  **   ***   **** ** *****   *  *    * *  * **** *** ** * && a>50){
   *****  ***  **  *** *   *     *  *** * **  *   * ***   *    * *  ***

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










    return 0;



}
answered by (-301 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>
#include <stdlib.h>

int main()
{
* **** *  ** **  **   * ****** * a;
**    *    * **   * * ****     ** ***   ****    ** **
 ***  *   ****  ** **  *    *** *   * *
  * * ** * ** ***    *** **  ** * **** *      ** ****** *  * *    * *   ** *  
    else if(a<=50)
*  *  *   ******  **** ***     * *   * *   ***  * *****         *   *  ***   * *  *** *      * **  * * 
 * *   **** ***  * *  if(a<=60)
* * ** ** *  * ***  ***   **  **    ** *  ***  * **   *   *  *** **    **  ***    * ****  *      ** ** **
* **     *** * *  ** ***  * *** *
*******  **** * *  *   *   ******    * *** *** ** **** * **    * * **** ***   * *   ** ***   ****   *  **
**  *    **  **** *  ** * ***    0;
}
answered by (-258 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!
 *  *  *  *   ****  ***

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



int main()

{
 **  *  *  *  * **  * *** total = 0;

 *   * *   **  ** * *  **   *** amount = 0;

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

  *  ***   ***   * *** **  ** amount *  **    30 )
***    ****  *** ** * **    * ** *
** *  ****  *    ** ** * *   *  **  **********  *   *      = amount * 0.6 + 10;
***    ** ** ** ***   * ** *  

 **  * **     ** * *   * ** if( amount   **  50 )
   *  **   *  *      *  *****  
** * * * *    ** *   * * * **  *** ***  *** * *  **  *   ** ** **** = 10 + 30 * 0.6 + ( amount - 30 ) * 0.8;
** * *  ****  *   * ***  

** **  *   ****  ** ** * ** ** if( amount  **    60 )
    ** * *    *   ** ** **    ** *
* *     * * * * ** * ** *** *** * **  *  * * * **     = 10 + 30 * 0.6 + 20 * 0.8 + ( amount - 50 );
* *      ** *** ***  **

* ** ***** * ** **  *  *** *** 
****** * ****    * * * *   
*  *** *** *    * *  *** * **    **   *    *** ***** *  *  = 10 + 30 * 0.6 + 20 * 0.8 + 10 * 1 + ( amount - 60 ) * 1.2;
 * *  * *    **    **** 

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

}
answered by (-285 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 FIXED_AMOUNT 10
int main()
{
***** *****  *       x, first_30cb,  * **** * * * next_10cb, add_metercb;
***    ** **   **     ** * * ***       &x);
**  * *      **  (x<31)
****  ***** *  ** **   *  *
 **  ** *  *   ***  *  **** * *   * *            * **** ** * = FIXED_AMOUNT + x*0.6;
  *  *** *  **  ** ** ****** *  ** **** ** ** *****   ***   * ** *  **** **
 *  *** *       *  * 
 * ** * *  ***   ***  * ** if (x<51)
 ******    ***  *   
** **** ****** *** ***  *  *         ****   * ****  = FIXED_AMOUNT + (x-30)*0.8 + 30*0.6;
*   *  * **     *   *  ** * **** ***  * ** ** * **** ***** *******     * 
***  **  **  * *  ***** *
*** *   *   *****  if (x<61)
 **** * * * * **  ** **  
        * ***  ******     **  * ** ** *  ** **  ** = FIXED_AMOUNT + (x-20)*1 + 30*0.6 + 20*0.8;
**       **    * *    ** **   *    * **  **   **   *     ****** **    **    *
* *   **    * * ****  
*  ****       *** * *  *
**    * * **  * *  ** **  * * 
****   *   **    ****  *  *  * ** *     **    *       ** *  * * * *** = FIXED_AMOUNT + (x-60)*1.2 + 30*0.6 + 20*0.8 + 10*1;
*  ** **** * * ** **  * *  * *  * *  ***** *  * *   *** * **  *    **    *** *  ** *
 **  * ***  *** * ** *  *   *

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

}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
  **  ** * **    

* *   *  ** *    * ****



int main()

{
 **   * * *  * ***   *        * total = 0;

* *  *  *  ****     ***   * *  *** += 10;

  *  * **  ******* ***          * amount = 0;

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

*  **   * ** *** **  ** *** *   amount *   * 30 )
 **  * ** * * *  * *     *   
***  *  *** ** ********** * ** *** * ** ***    *  = amount * 0.6 + 10;
   *** *  **  *  * * *       *

*  *   *** *** * *  * *   ***** if( amount  ** * * 50 )
 *    *****   *  *      *** **
   ** *** ****   *  ********* ******   *   **  ** ** * *   = 10 + 30 * 0.6 + ( amount - 30 ) * 0.8;
    *    * *****    *  * **  

* * * **   *  *   * ** * ** * if( amount **** 60 )
* *    *  *   ***** *  *  
**    * * **  *  ** ** **    ****  ***  * ** **  **  * * = 10 + 30 * 0.6 + 20 * 0.8 + ( amount - 50 );
  *   * **  *   * * **    ***  *

* ***   ** * * * * *  * *        
     ** * * ****  *   *  
 *   **  **  **  * * *   *   * * **  *  * *  ** *  * * * * * = 10 + 30 * 0.6 + 20 * 0.8 + 10 * 1 + ( amount - 60 ) * 1.2;
 *     *     **  ****** ** *

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

}
answered by (-285 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!
 * *   *****  * *  
#define FIXED_AMOUNT 10
int main()
{
 *** *** ** *  ****  * *   x, first_30cb, *  * ***  **  next_10cb, add_metercb;
  *    * *  ***************  *  * *   &x);
 * ** ** *** * * **  (x<31)
 ***  * *   **   *  
* **  *  ** * *****  ** * **** * ** ** **  ***  = FIXED_AMOUNT + x*0.6;
*  **  **   *  *  **  * ** * **   *** * * ** *      ***** ******* * ***   **** *** 
   **  **  ** *   ** * *
*  *  **  *    *     *  * * if (x<51)
*  * **  *   ******
   *   * *   ** **  *   ** *  *** *  *   * **   **** = FIXED_AMOUNT + (x-30)*0.8 + 30*0.6;
** *** *******    ******    ***   * * *      * *** ****  * **** * *    *  *     ** 
 ****  ** *   * **
  ***    * ** *  *   *** *  if (x<61)
 *   **** * ** * **  
 **  *       *** **    ***   **   * * *     *  *  * *** *** = FIXED_AMOUNT + (x-20)*1 + 30*0.6 + 20*0.8;
       ***  *  * ** *  **    *     * *  * **  *  *    *   * *   ****    *  *
****   *  * * *  ***    **
***** ****** ** ** ** *   
   ** ** *  *  * *  ****
  * *   * *******    * *  **  *  **  * *  *      ********   = FIXED_AMOUNT + (x-60)*1.2 + 30*0.6 + 20*0.8 + 10*1;
* * ** * * * * ****** ******  ****   ***   **  * ** *  * * **    * ** *   **********  *   * * *
 *  **   ********** *       **

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

}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Wrong output
Case 4: Wrong output
commented
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.80.20
©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 | 15.8k 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 | 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users