10-12 Exercise: A water supply company

1 like 0 dislike
17.2k 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 | 17.2k views

91 Answers

0 like 0 dislike 
Hidden content!
#include **  * *  * * 

int main()

{
**    **  *** **    *  *** ****** n,sum;
        * **   ** ** *** ***  * **    ** * **  *  *  ** *****

  * *** ***     * ** **  *   (n<=30)
* * * **   *   * **   ***   * **  *
**    ***** *** ** *** *    **  * **  *  %.2f",sum);}

 *   **  ****  ********* * if (n<=50)
*   *   * *    *  *** * ***  ** ***  * *  * 
 * *  *    ***** *  *  **   * **   * * ***  %.2f",sum);}

*  ** *  **   *** *   * **  if (n<=60)
  * ***  ** ** *  **   * ***** *  **   **  ** *** * 
 ** *  * *    **    *  ** * **  * ***    %.2f",sum);}

*** * **** *     * *    ** *
 *  * *  *  *  ** *  **    *   ****  **    *  *  **  * * **
 ***  **** *     ***** * *  * ** *  *  * %.2f",sum);}

*  * * *  ** **     *    **   *  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 by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
*  * *     ***  * * * ** *    wc;
* **     * ** **  **      *  * *   total=0;
  ** *              **  * * *     tab1;
  **  ** * *    * * **** ***  tab2;
 *****   * * *  ** *    *   * * * nt1;
* **  **  * *   ** ** **  ** *  ** nt;
 
 ** *  * ***  * *  * * ***     * **  *  ****   *** **** *  *
    
* *  **    ***  ***    *    * (wc<30)
    {
  ***  ***   ******* *  **  *   * *   ***   *   * * * ****  ** ***  *  ** **   
    }
    
**  * ******* * * ****   * ** * ***   * *   * * *****   * **
   ** *   **   * ******  * ** 
* *  *   ***  **   **  * ** ** ** *  **** *    * *** *** **        * *
* * * * *   * * **** * *** ****** *  * *** **** *   *   ** *** *
* ****** *** * **      *   *  * ** *     **  * *  ** *    ** (nt>20)
** *******  *    *** * ***    **** *** ** **** * **    
 **   * *     *****  *    ** * *** *    * **  * * * ** *  *******          * ***    *** *  
* **  *   *  * *  * * ** ** *  **** * *  ***  ***    
 ***  *   ******  *    *  *   ** *  **  *   *   * **  * **
 *****  *    * * ** ****  *    *  ** * * * **    * **   
 *  ****   * *    **       *  *   *   * **  **  *    *  **   ** * * *      **     *    
  ****  **** *  ***  * **  ***** * * *  * * * *    ***
*****  ** *             * *     * ***  * *  *     ** ** ***    ***** **
    }
    
 * *   *   *** ** * *     *     * ** *   ***** * 
* * * **   * *  *      ***  *   * ****** * *
 ***   *   *   * *  *** *  * * ***  ***** * **** ****  ** *** *  **  ** 
**  * *****  *  *  *   ***  *   **  * * *    ***  ****  *** ** ***   *  ** * * * **  *  *   **** *** 
**  * **  *  ***   *  *   ****  ** ***  *   
    
* * ** *    * *      * ***       ** *    **    %.2f",total);
   
 **  *   *  * * ** **  *  * **  * 0;
}
answered by (-193 points)
0 0
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()
{
 ****   *** * **********  * wc;
***   ******  *  **  *******  *   total=0;
 * *  * *** * ** *    **  * ** tab1;
 *       * **** *      *  *  * *   tab2;
***   * **  * *  *  ** nt1;
**  * **** ***** *  ** * *    * * nt;
 
*   * * **  * *    **  *** * * ** **** ** * * *   ** *     *
    
  *    *   * * ******     ** (wc<30)
    {
  *** *   **** **  *****  * ***  **  ** * **   **** **     ***  
    }
    
 * *  *   * *  *      * ** * * *   ** *  * **      **    * 
    {
 *** * * *    ***      *   *** * ******    *** ** **    *** *
** *  **** ** *******  *    ** *   * ** ***** **  
**  *   ****    * ***   *     *  ***  *    *  *** ** * (nt>20)
* *  ***  ***   *  *** **   * *****    ***** *   ***** 
  * *  ***  **  **  *   *   * ** *   **   **  * **    *** * * ***  *** *** ** *  *  **** * * 
 *  ******* ******** ** *  * ***  ** ***  ******** ** 
** ** *  **   *** * **** ** **    * * * * * ** *      * *   * * ***
*** **  **  ******    **          * ** ***  * 
** ****  ***     * **    ***  *  **** * ** ** * * *   *    * *** * ***  **  *  
***** * * * * *     **  * ***     ****      *  ** *  
*  * * *****   * *  * *  *   ** ***      * ***   *  **********  *
    }
    
   * ******       ** *   ****        ****** 
 *  ** ********  * ***** * **  *  
 * ***   *   * ** * *** *  ****    ** * * ** * ***** *** ** * ***  ***  *
***  * ** **  **  ** *** *  ** ***  *  * ** **** * ********  ****** *   *   **  ** *   ***  *
  * **  ***** * ** *** * * ** ***** 
    
 * * **** * **  **  * * ** ** **     *  * ****** **  *
   
** * * ** *** * ** *** *    * 0;
}
answered by (-193 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
* *  **   **** *   *   * ***** wc;
*** *  * *  *   **** * ** * *** ** total=0;
**   * * * *   **   **** *    **  tab1;
***  ** **   ***  * *  **** ** * tab2;
 * *****     *  ** *         ** * nt1;
**  *  *****   * *     * *  * nt;
 
****  ****** **   *  ** ** **** * * ** * *** *   * **  
    
 ***** ** * * *  **** ** *  ** *  (wc<30)
    {
 **  **    *** ***** **  *** ** * ****      **   ***   ***  *  
    }
    
    **  **** ****  **  ***   ****  * ***  *  ***  *  * ** * 
    {
   *     **** *  **** *   *  *   *** ***  ** ** **  **    *
** ** *   *   *    **  * * *   *  ***  * * **   ***  
***  *  ** **    *** *  ****   **     **** *   *    (nt>20)
   * * * **  ** **  *     ***  * * *    *  ****** *    * 
  * *** *    **  ****     **** ** **** *  *    *   ***** ** ***** **** ** ** ** ****** *****  * **  * * 
 *  *  **   *       ** *  **** *** **     ** *   
 ****  * * * ** ******  *** **     *** * ***  *** ****
  **** *       * ***** ***  **  ***    *  *** *   
*** * ** * *** * **       ** * *   ***   * *** *   * *   * *   ***    *  **  * **  ** *   *
***   * **** ** **  * **  *** *  **     * *  * *   **   ** *
 * * **** *   * *  *** *  *  *  *  **  ** * ** ***    * * * ** *  * ***  
    }
    
 *** * *  *    ***** *  * ***** *****   **
     ***  **** * ** * * **** * * *** ** 
****     **    ** * * *  *** ** * *   **    **    ** ***** ** **    *   ** 
***** *****  * **    * ** *    *** **  *** *****  ***  *   ******* *  * **  **** **** * *** 
***      ** * * * ** ****** *   ****
    
  * *    * * * ******   ***      ***  * * ****   *   
   
******* *      *     ** * **      0;
}
answered by (-193 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
*  *   * * **** * **  **  unit;
 **   *  **  *    * *        * *  *   *  *  **    total_amt, net;
  ***    * *  **   *****     
* *   ** * ****  * * ** *   **      * **    * &unit);
*  *   *   ****  ** ***** * **
  ** ****** *   ** * **   * **
***    **    **  *    *  *  <= 30)
***** * * *  ** *   *** **
   **  *** *** * ***   * *         **   * *     *  *  **  = unit * 0.60;
  **      * *  *   *      **       
*    **  **   *  **        *  
    ***  * *** **** *  * *  *   if(unit <= 50)
     **   **** ***   *  * *****   
* *     *  * * ****   ** ** ** ** * * ***** ****  * = 18 + ((unit-30) * 0.80);
 * *    *** * **  ** **** 
 * ****  *  *  **   ***    ***  if(unit <= 60)
*** * * **  ** **  **  * 
* **** * **  **   *  **  **  * * **  *****  * **     = 38 + ((unit-50) * 1.00);
 **  *      * **** ******* **  
** *   * * ** *   *** **** if (unit >60)
*  *  **   *   ****   ** * 
   *           *****    *      *  ***  **    *  =  44 +((unit-60)*1.20);
 ***  *** *  *    **  * *  
   **      *** ***** *****
* * **     * ****  *   *  * = amt1+amt2+amt3+amt4;
 * ** ******* ** ****  *** 
* **  ***    *   *
   **  **   **  * *** *  **      = net+ 10.00;
   ***   *  **  ** *  ***
 *    * * *  **   *  * ** **  * ***  *  **  **  %.2f", total_amt);
 *  * *  *  * ***  *** **** 
 ***  * * **  ** * ****  *   * 0;
}
answered by (323 points)
0 0
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 ()
{
***** *  *  *  ** *  **     * waterUsage;
 **** *  **   **  *****  *  * cost;

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

***    ***** * ** *** * **   *    *     *   **   * *  * * *  * * ** 
  ** ***  * *   *****   * **    **      ***  **      * *  **  = (waterUsage * 0.6)+ 10;
   ***** *****  **    *** * (waterUsage >=30 ***     ****  waterUsage <50)
  *  ** ** * * *** *** * *  **    * *  *  ****    ** ** *   * = ((waterUsage-30)* 0.8)+(30 * .6) + 10;
*  **  * * * *****  ****   ** *****   **** *  * *   ** ** **     
**** *  **   *  ** * *  *    * * *****  *** *    **   = *** ** *   * (30*.6) + (20*.8) +10;
**** *  **  ***   *** *     *** * **** *   ****
 * *  * *  * ** ** * *  * ****    ** ** *** **   *   *  **** = * *  ***** ***** **   + 10;
*  ** **    * *******     *** ** **   ** %.2f", cost);

}
answered by (-167 points)
0 0
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 ()
{
* ** *** **** *    * **** ** *    waterUsage;
  ***   **  *  * ** ** **  *    **** * cost;

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

 * * *** ******** ** **** **      **  *** *  && ** *  ***    
  **  *  ** **  ** *** *   **    * ** *    * ** **  *  ****** * * * = (waterUsage * 0.6)+ 10;
* *  *** **  ** **** *****    * (waterUsage >=30 *** ****  waterUsage <50)
* ***** * ** * ** ** ** ** **  *  * **** *  * **  * = ((waterUsage-30)* 0.8)+(30 * .6) + 10;
  ***** ** *    * *   ** ***  * * ** * *** * *       * ** **    *** *  * ** *
**      *** *    **  ***** ***   ***    *** *  *  ********  = ***   ***  *   (30*.6) + (20*.8) +10;
*** *  * * ** ** *  ** **   *   ***  ** *
    ** *  *      **** *     * ****  **   * *  * *****  ** = *   *** * ** ***** *      ** + 10;
 * ******    **   *** *   * * ** ** *   ** **  *  **  **  **  cost);

}
answered by (-167 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
    *** *  * ** *  
*    **  ** ** ***  

int main()
{
 *       * * *  *     **   **   * a1;
 **    * *  * ** ** * *     ** * **  *   ***  *   ** * 
   * * ** **** *    ** **    ** < 30)
   ***** ** *    ***  * ****** *   * ** * ***  * *   * * ** *  * *   * *  **    *   

**  **        **   *****  **   *   if(a1 >  ****  * **  *   * < 50)
  ***** ***   * ****     ** *   *  ** * * ** *  ** ********  **  **  *  * **    * 0.6+(a1-30)*0.8)+10);

******  *** *   **  * *** *** * if(a1 > * *     ****  * < 60)
  *** **  ** * * * * *  * **   ** *  ***  *  *****    *   * * *    ** ***  **** * 0.6) + (20 *0.8)+(a1 - 50)*1+10);

 **     ************ *  *   *
 *** **  *  **  ******  ***     **  **     ** **  *  *     *  * ** * * ****   * *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10);
**   ****  * * **    ** 
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 by (4.3k points)
0 0
please remove all newline at the end, it makes your program have wrong output
commented by (12.1k points)
0 like 0 dislike 
Hidden content!
  *** *** *** * *  *
* **   ** **  *  *** * 

int main()
{
 *   *       ** ***   * * * a1;
   ***** **    ***  **  ** * **     *    **  *
*  *** * *   ***  *** *****  * *  < 30)
  ****     ****  * *  * *** *  *   * ** * *** ****  * ** * * *  * * *  ** ** ** *  ** *  

      *** * *   *** *    ** ** if(a1 >     ***  ** * *** < 50)
*  *    * ** *  *    * *****  *** ********** ** *** * ** * * *  * ****   * **** * ***

* * ** * * * ****** * *     *  * if(a1 > * **********    < 60)
*  * *  * * *   *  **  ** **   *  *********    **  *  *****     * *  %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 50)*1+10);

***     *  **  *   *****    ***  *
 **   * * * ***   ***  ** **    ***** * **   ** *** *    ** **  * **   * *  ***    *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10);
*  *  **  *  * *      ***   
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 by (4.3k points)
0 like 0 dislike 
Hidden content!
**  *     *   *
 *  * **  *  *   * **

int main()
{
** * * * * * **  *  ***  *  * *  a1;
* ***** * * *  * ******  **** * * **** *   *
***   *    ****    *   * * < 30)
 *  * *  *** *  * **  ** *  ** *  *** *    *  * *   *****  ****  ***   * *** *  ***  * **     

****  *  *   * ** *  * ***    *  if(a1 >  *   *  * ** * *   < 50)
 * * ***  * * *   *   **   *    * * **  *  *        *      *  * * ** ** * ** ** *  *    *  **  ** *    *  * 

 ** **      ****    ** ** **  if(a1 >  *  *    ** *** < 60)
 ***** * * *** *  ***  *    **  **  *** * ** * *    *  *** * %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 60)*1+10);

** * ******* **  ***** * **   
 **  *  **    *   **    * * **  *      *  ** *  *   * ** ****** ***** ** **      *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10);
      ****** **     * * *
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 by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.58.137
©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