10-12 Exercise: A water supply company

1 like 0 dislike
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 | 3k 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:172.70.126.6
©2016-2024

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 | 2.7k 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 | 2.6k views
12,783 questions
183,443 answers
172,219 comments
4,824 users