10-12 Exercise: A water supply company

1 like 0 dislike
3.9k 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 | 3.9k 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:172.69.6.252
©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 | 3.4k 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 | 3k views
12,783 questions
183,443 answers
172,219 comments
4,824 users