10-12 Exercise: A water supply company

1 like 0 dislike
23.6k 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 | 23.6k views

91 Answers

0 like 0 dislike 
Hidden content!
#include * * *  ***  **** 
int main(void)
{

int a;
float b , c, d, e;

** ** **  **    * ** **  **** ** 
if (a>0    ******    *   ***  
{
***** ** *  * ***  ** * * *  *  * 
 *****  * **       ****** *    ** *        *    b);
}
   * ***  if (a>30 ***** * *   * *  * *  
{
* * *  *** * **** *** *  ***** **  *** *  * 
   **** * * **  *    *** *  ****     c);
}
else if   ** **   ***  *** *******   
{
 ** **  * ** *   ****   *         *  **  ** ***
  ***  * * **   ***  * * *  * *** *** d);

}
else
{
* * ******      **        *   ***** *****  **        
**  *  * **    *   *** *      **** * **** e);

}
** **    *********  *  * *** * * 0;
* *  ***  * ***** *
answered by (-304 points)
0 0
Case 0: Wrong output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
 ** *     *** ** *   ******** ** a,total;
****** *  *  ***  *   *     * *** *  ** ***    ** *** **** * 

    *   *** ****      ****  * *** (a<=30)
** * *     **** *      
  * * * ** * ******** ** **     ****** ** ** *** *  **  *
* ** * * ** **      **  *   ** *  *    *  * ** * *  **** *  * **  %.2f",total);
*  **   *  **    * ***  *    ** 
 **  *     *     ** ** ***** **  if (a>30 && a<=50)
 ***** *  *  ********  *** 
* ****  * *   ***  * ****  *****  *** *    **    *************     * 
 *  * * **  *  *** **       ***   *  * *******  * ***  * * **        %.2f",total);
 *** ***  **** ***  **** **
**  *  *  * ***            * ** * if (a>50 && a<=60)
  ** ***  * ** ** ** * *** * * 
* * ***   ***** * **** **  **    * *   *** *   *****    * ** * *  *   * *   *  *   **
 *    ****  * * *   ****** * ** * ******    **    * * **   *       **     %.2f",total);
      * *    * * *  **** *
***  ***   * *   **** * ** ***   *  if (a>60)
**  **  ** *  ** * *   ***** 
*****     **** ***  *  ** *  *** *       *      *  **  ** *    ***  *   *  *   ******* 
  **  **   * ** *  * * ** *****    ****  * **  * ** **       **** *     *** %.2f",total);
    }
}
answered by (-214 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!
   ***          *  
int main()
{
****  *** **   **  **      * *  *** *
* ** *  *   * * * ** *****     *  amount;
**     ** *** * *  ****  * ** * *  * ** ***  ** **    **   *   * ** * ********* 


***    ***  * * *** **  *  **** **   **** 0 ** ** **  * ** *  *       30)
 **  ******* * *  **  *** *** * *  * ** *  **  ** =  ** * * * 0.6) + 10;
* *   **   *** * *** **  * *   if ** *    *  *** 30 * *    *  *** * * ****  **  * 50)
*  *  ****** * *    *****  ******    ***  *******  = *  **  *  - 30) * 0.8) + 10 + 30 * 0.6 ;
 ***  * **  *** *  * **  **** * if   *    **** * **** * *   50  *     *** ** *   **  *  *   60)
 **  *** ** * ***** ** *******  *  *    **  *  * *  *  ** *** * =   *     * - 50) * 1) + 10 + 30 * 0.6 + 20 * 0.8;
*** ** *     * * *  **  *** *   *  *  * ** *  **  *** - 60) *1.2) + 10 + 10 * 1 + 30 * 0.6 + 20 * 0.8;
  ** * * **       * *** *   * * 

return 0;
}
answered by (-140 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 n 10
#define x 30 *0.6f
#define y 20 *0.8f
#define z (20   *  *    * **
int main()
{
 *  ** ****  **  *** *  *       a1;
* **    *   *    ****  * ** *  *  **   *** *  * *****
* **  * ** * ** ****  ** ****    * < 30)
* * *  ***    ****   *    * ***  **** ** *  * ***  * *     * ** *    ******     ******
 *****    ** ***  * * * **   ***   if(a1 > ***** *  **** * < 50)
    *   * ** * *** **      * * *  ***** * **  *** *   **** ****  ****  * *  *** *    *
  ** ***   **      ** * * **      if(a1 > **   **   ** < 60)
 * *****  **   *     *** * **    **     *   *  ** * ****       **    *  * *** **  + y+(a1 -  ********
* *  ** *   *** * ****  ** ** *   if(a1 > 60)
*** ********  * ****   *** **  ** *         * * **   **    * *  *   *  * *  **** -   * ** 
return 0;
}
answered by (-141 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   * *** *** ** *  
int main(void)
{

int a;
float b , c, d, e;

*   *  **** ***     * *   *   *   **
if (a>0 * *   *****  *  ** 
{
 **  ** *  *  *  *      ** ** *  **
  ***********  **** * ** *** *    ****      ** b);
}
 ****  * * * if (a>30 *  *  ** *  ** * ******
{
* *   * * **** ** * * **** *  *****   
     * * *   * *  ****** *   ***     ** c);
}
else if **  ****  ****** * *   *  * * *
{
   *  **   * ** ** ***  *   **** ** ** * ***
*** **  *** *** ** *  ***  * ****** *  *  ** d);

}
else
{
 *  *  * *  * * *  **   **   *** ** ** *     
  * **  *   *** **  * *  *    * ***** e);

}
 * * **  *   *******  ** **  **  *   0;
  * **  *  * * * *
answered by (-304 points)
0 0
Case 0: Wrong output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 like 0 dislike 
Hidden content!
***** * * ** ** * * 
int main()
{
float x,y;
*   * **   *** * * * *   * 
if( *  * *   *
* *   ** 
else if  ******  ***  ***   *      ****
  *** * *  **   *
else if   ** *** **  *****   ***  **  *
*   *  *** * *  **
else
     **  *   *  **   *
*    * ****** *   **  * *  **      





}
answered by (-329 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!
* *   **  * ** **  *  
int main()
{
float x,y;
*    *  ** *** * *   *** *  ** 
if( * **    
* ****   
else if   ***  ** *  **  *   
 *  ****  * *   *  
else if * ** *** *  **     
  * ***  **  ** *
else
* **** * *  *  *  
  * *     * *  * ***** *  *





}
answered by (-329 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!
#include   *  *  ** ***  
int main()
{
****  * **  *  x,y;
  **   ** *  ** * **  * * *** * *   *
 ** *  *   ***      **
 {
*      *  **  *  ***  * ***** ****** *
}
else if *********
{
 * *   *****    ********   ***** ****  * *  ****   *
}
else if   *   * *
{
*** ******  * * ** * *** **  *    ** * **** **
}
else
{
**    * * *    ** **        ** *  * **  ** 
}
***** *   * *      *  *  * 
}
answered by (-229 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()
{
 *   ****   x,y;
***** *** * *  *   * * *   * *  ***
**      *   * * ***
 {
***  ******  * ****  ** ***  ** ** ** **  *
}
else if   * **  * 
{
 * **   ** *** *  *  * ** ** * *  *** *  ***   
}
else if  * **   
{
    * **         *  *** * * * **   *   **** *****  *
}
else
{
* ** *  *           * ***** ***  ****** ** 
}
    ****  *    * 
}
answered by (-229 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<=30)

* * **** ****  * * * ***** ** **  *         ****  *     * *    * ****   **  *  %.2f",a*0.6+10);

* *  **  *  *    *   ******** if (a<=50)

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

*  ****    *** **** *  *   *  *   **** if(a<=60)

* *    ***   **** * * * **   * *   *** *  **** * **** *       **  *  *** %.2f",34+(a-50)*1+10);

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

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

** *** * ** ******** * ***    * ***  0;

}
answered by (-284 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)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.159.115.31
©2016-2026

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 | 18.6k 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 | 17k views
12,783 questions
183,442 answers
172,219 comments
4,824 users