10-12 Exercise: A water supply company

1 like 0 dislike
3.8k 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 | 3.8k views

91 Answers

0 like 0 dislike 
Hidden content!
* ** **    *  ****  
int main()
{
**    **** *  * ** x,y;
*   **  *** *  * *  ** **    * * **  **
*** **  *** * * * *  * ****    ***** *  * 
  {
 *  *  * ****** * ** ******* * *   ******  ** *  
  }
***  **  **  ******    * *   *  *****   *  **  
  {
     * * * * * ** **  * ** ** *** *  *  *******
  }
  *** ***    ***   *  *   **   **    ** **      ***  
  {
****  * * * *     * * *** *  *   **  ** *  
 *   **  *** 
***     *  **   if(x>=60)
*****  ****   *
 *     *    ** ****  * *  * * * *******  * *   * ***  
*   *** * *      *
 * *  **  **** ** ** ** ****    %.2f",y);
 *  ****     *** * 0;
}
answered by (-255 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(void)
{
** *   *  *  * * *** * **  ******* x,y;
* *     ******  * ** *    ***** *    * * *** *    
**  *   * *  ****    * **** ***   (x<=30)

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

*  ****   *   * **** * *** ****  *  if (x<=50)

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

 **** ***** ***** *** ** ** *  if (x<=60)

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

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

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

 ** ** *  *  *** ****  *  *  ***    ** * *  **   %.2f",y);
** *  * * ** ***   * *** *      0;
}
answered by (-196 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: Wrong output
Case 1: Wrong output
Case 2: Correct 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 1
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_20cb, next_10cb,  ** ****** *** 
* * *  **  *       *  **  **  * * ******   * &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
prog.c: In function 'main':
prog.c:5:61: error: unused variable 'total_amount' [-Werror=unused-variable]
    float  x, first_30cb,  next_20cb, next_10cb, add_metercb,total_amount;
                                                             ^~~~~~~~~~~~
cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main(void)
{
*  * ***   *  * **  * *********  x,y;
    *****    *    **   *     * * **** * * * *   ****    *
*    * *  * * **   **** **** *  (x<=30)

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

***** *  **   *    *** * *  **    if (x<=50)

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

***  ** *** * **  ** ***  *  ** if (x<=60)

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

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

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

  *   **   * ** **** * *  * ** ***  *** ** * *  *  *
  * * ***  ** *   * *           0;
}
answered by (-196 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>

int main() {
** * * * ** *** *   *****    a;
  * *** *  *  * ** *  **   ** * *  *   *    * ***   &a);
   ** ***  *     *  *    *   *  b;
  **      ****    *  * ***   *    ***** *   {
  * *   ***  * ** *** * *** **  * *  ****   *  *  * * * * * **
** **     * *   **  *  **  
* *   * * *** * *** *  ** * **  if(a> 30 && a<=50) {
*   *    ** * **  ** ** *      ***** **    ** * **  ***** **  ** ** * **
   *    *  * **  ** *  *  *  *
 *   *        *   * **  *    ** if(a>50 && a<=60) {
 **** ** ***  ****  *** *  * ****  * *** **  ** ****   
   ** * *   **    * * ***  
* ********* ****   * ** * *  if(a>60) {
***   *** *** * ** * ** *    **    * **     **  ****  **  ****   *  * 
  * *  * *   * *** *  ** 
  * ** *   ***   *****  * * *    ** ******** %.2f", b);
}
answered
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()
{
    *   *     ***  *****  * * x,y;
* ****   *** ****  *******  *   * * **** **   *

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

* *  *******  ** ** ** * ***** if(x > 30 && x<=50)
* * *** *   ***    *  *  *
  **   ** ***  ***** ** *  *   
  ** ** *** *   **** * **** ** *** *
*****   * * **     * * * *  

* *  **    * *   *** *  *  * **** if(x>50 && x<=60)
    {
    *   * * **  * * *  ** *   * * 
 *  * ***   *  *** *  *           **** *** ***
    *** *    *   *    *** ** 

**** * * ****     ***  **** 
     *        **      * **  * 
   ******    *   ****      *** ****
  ** ****   * *     ***  ******  **** *** 
      * ** ***   *  * *   **  *
 **    ** **** **  ** **    *** **   * %.2f",y);
  * ******  *  **  ***  ** **   **** 0;
}
answered by (54 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 (void)
{
**      **  *   ****  * ** a;
  *** *  * * * *   **** * b;
*  *      *    * * *****  ****    * **   *** * ** *      
  * *** ***  **  *  *    *   * * **   *      * *** * *   * 
 * *   ** * *  ***** ** *  ** **  *  *   * ** * ** * *
    }
   *****  * * *  * *  **   *   **  *        *** **** ** * *   * 
*  **  * ** *    *       *    * ****   ****  *  ** *  * *** 
    }
    * * ********  *   *  * *   *      * ** *         **   *** *
 ****     * ** * **        *   *  *****  * **    *    **
    }
* ** *  * *  *    * ** *  ** **  *** 
 *  * **  **     *   ***  **** * ** *    ** *   *  *   **   **  
     *   * *  ** *  * * ** 
   ** *  *** **   *  ****    * ** * *  **   %.2f",b);
*  **  *  ********** * ** *    ** * 0;
}
answered by (-204 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 (void)
{
  * *** **** ** ***** * ** * ** a;
*   ***    *   * * ** * b;
 ** * *  *  ********** **  *  ****  *******  * ** ***   ***
* **    * ****  ** *  * **  **  * *** * ***  **   ** *  ** **
 ** *  * *  **** *     *** * * *  * * * **   *  ******   *  *  *
    }
   *****   ******  ***  **   * ** * *****      * *  *   *  *
 * *  * ** ** ** *     *  *** *   ** *  * * ******* ** *** ***   * *
 * **  **  * *  **  ***  ** 
  *   ****    * *    ********* ** * **      * *  * **   ** ***  
      ** *     ***  *    * ***  *** ****  * ****** ***
    }
   ** * *****   * *  *    *  *
*  *   * ** ***  * ****  *  *** **   * **** * **** ******  *
    }
*  *****   ** ** **** * *      **** **  * *   *   * ** * *
* * **** ** ***  * *  ********* *    0;
}
answered by (-204 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong 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:172.69.58.254
©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