10-12 Exercise: A water supply company

1 like 0 dislike
10k 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 | 10k 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:172.69.58.185
©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 | 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 | 7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users