10-12 Exercise: A water supply company

1 like 0 dislike
3.7k 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 | 3.7k 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:172.70.100.219
©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 | 3.3k 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