10-12 Exercise: A water supply company

1 like 0 dislike
17.3k 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 | 17.3k 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:172.69.214.38
©2016-2025

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 | 13.8k 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 | 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users