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!
**  *** **** *    
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:172.71.254.148
©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