1 like 0 dislike
21.1k 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 | 21.1k views

91 Answers

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

int cm;
float cost;

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

if ** * *
{
* ***** * ***** * ** * * * **** ** *** ** ***
}

if ** * ** * ** * * * * **
{

** * * * * * * * *** ***** * ** *
}

* * * * *** ** ** ** * *** *
* *
*** * ** * ** ** * ** ** ***** ** *
 }


if (cm>0 * *** ** * ** **
* * **** * * * *
* ** *** *** **** * * ** * ** ** * *** ** * ****
*************** ** * **
* * ***** ********* * * cost);



return 0;
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
** * * * * * ** *
int * * **
{

int cm;
float cost;

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


if **** **
** ** * ** * *** * *** ** *
**** **** * * ** *** * cost);

else if *** ****
** * *** * *** * ** * * *** * * ******

else
* * ****** * *** ** ** ** ** ***** *** *** * ** * * * *

* * * *** * * ** * ***** ** cost);

**** ()


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

return 0;
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
**** ** * *
int * * **
{

int cm;
float cost;

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


if * ** *
** ** * ** ** ** *** * **
* * ** * * * ** * cost);

else if * *** ***
* ***** * * ** ** ** * *** ***** ** * **

else
*** * ****** *** * * **** *** * *** * * ******* * ** *

******* **** ** * cost);

** ()


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

return 0;
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include *** ** * * **

int main (void)
{

*** *** * ** * fixed_charge=10;
* ** * ***** * * **** y;



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

* * * ** *** * * ** (y <= 30)
** ***** * ** * *
** *** *** **** * * * * ** * * * * * *** * *
* * * * *** **** *
* * * ** *** * * * *** (y>30 && y <=50)
*** ** * * *** ** * *


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


** * * * ** ** * * (y>50 && y <=60 )
** * *** ****** **** **
***** *** **** ****** * * ***** * * * * *** * ** * *** **** * * ******* * fixed_charge);
** * ****** ****** * **


*** *** *** (y>60)
{
* ***** *** ** **** * * * * * * * **** * * * ***** * ****** ** * * * fixed_charge);
* * *




** ** * **** * * * *** 0;
}
answered by (-107 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include **** **

int main (void)
{

** ** * *** **** * fixed_charge=10;
** * * ** **** *** y;
*** * ** * ** * x;


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

* * * *** * (y <= 30)
* * * * * * * **
* * * * * * * * * * ** ** * ****** ** * **** ** *** *
* * ** ** * ****
*** *** *** * *** * * ** (y>30 && y <=50)
* *** **** ** ** * * * *


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


**** ** * * ** ** (y>50 && y <=60 )
** * ** * ** ****
* * * ** * * * * ***** * ** * * * * * ** * * ** * * * * * * ***** fixed_charge);
** *** * * * * * *


*** * * ****** (y>60)
{
* ** ** * * *** * ** *** ** *** ** *** ** * * **** ** * * * * * fixed_charge);
* * * *




** ** ** ** * ** * ** * 0;
}
answered by (-107 points)
0 0
prog.c: In function 'main':
prog.c:8:8: error: unused variable 'x' [-Werror=unused-variable]
    int x;
        ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include *** *****
int main()
{
* * ****** ** ** * ** **** * ** * ****
** ** * * * * * **** ** ** ** ** * *
* * **** ** **** ** * * * (a<=30)
*** **** * ** * *** * * = 0.6*a +10;
** ** **** * * * ** ** * * *** * * %.2f",cost1);
****** * ****** ** *
** **** * ***** * ** if (a<=50)
* * * *** ** ** **** * ****** = 30*0.6 + 0.8*(a-30) +10;
*** * * * * * * ** * ** *** * *
** *** * *** * * **** if (a<=60)
* ** * * * * ***** ** *
* *** ** *** ***** *** * ***** ***** ** * * * * * ** * = 30*0.6 + 0.8*(20) + 1*(a-50) +10;
*** ** ** *** * * ** **** ** ** ** * * ** %.2f",cost3);
* * * *** * * *** **
* * * *** * ** * ** * * *** if (a>60)
* ** * *** ***** ** *
* * ** **** ** * * * * ** * * * * * * ** * = 30*0.6 + 0.8*20+ 10 + 1.2*(a-60) +10;
* *** * ** * ** ** * ** ** * * ** * * ** * * ** * %.2f",cost4);
** *** * **** **** * **** *

* * ** * * * ** * * 0;
}
answered by (-323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
* *** * * *** *
* ****** main ()
{
** a,b;
*** * **** ** ** * * ** * ****
if * * *
*** ** * *** * ** ****** ****
else if **** *

** * * + *** *
else if **
* ** ***** * * * *
else * ** * * * *** * *
* *** ** * * **** ** * *

* 0 ;
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{
* **** * * * * * **** * * a;
*** ***** ** ** * * *** *** ** cost;
* * * **** * ** ** ** * * * ***** **** * *
* ** ** ** * ** * * (a>60)
* * * * * ** * * *
* **** * * ** * * **** ** * *** * * **** *** ** ********* * ** *
* * ** * ** ***** * **
* * * ** * **** ** *** (a>50 && a<=60)
* ** * * * ** ***** * *
** ** * * * **** * ** * ** * * *** * ** ** * * ** *** * * *
* ***** * *** **** * * ** **
*** **** * **** * *** *** **** ** (a>30 && a<=50)
* ** ** *** ** **** * ** * * *
*** **** *** ** ** ***** * ** * * * ** * ** ((a-30)*0.8)+(30*0.6)+10;
* * ** **** * ** *
* * * *** **** ** **** (a>0 && a<=30)
*** * ** * * * ** * *
* **** *** * * * * * * * * ** * ** **** * *
****** * * *** * * * *** *** *
** * ** * * * *** *** ** * * ***** * * * %.2f",cost);
** *** ** ** ***** * * * * 0;
}
answered by (-168 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{
** ** * * *** **** * * a;
* * * **** * * * * * ** cost;
*** ** ** ******* ** * *** * *** ** * *
** **** * * ** ** (a>60)
*** *** ** ** *
** **** **** * * * * ** * * ****** ** ** * ** ** * * *
    }
* ** ** * ****** ** ** (a>50 && a<=60)
***** ** * * **** * ** **
** ****** *** *** * **** * * * * * *** * *** * * * * *
** * ***** **** * * ***
*** * *** *** * * *** * (a>30 && a<=50)
* * ** * ****** ** * * *
*********** * ** * * *** ** * * ** ** **** * ((a-30)*0.8)+(30*0.6)+10;
*** ** * ****** **** **
****** ***** * ** **** ****** (a>0 && a<=30)
** *** **** ** *** ** * *
******** * * *** ** * ** ** * * *** * **** **** * **** * * ** ***
****** * ** * * ** * *
* * ** * * * *** ** * ** * * * * ** *
* * * * *** * *** * * ** * * 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include ***** * ** ***
int main(void)
{

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

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

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

}
* * * * * ** * *** * * 0;
* ** * *
answered by (-304 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.50.50
©2016-2025

Related questions

3 like 0 dislike
87 answers
[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
| 17k views
3 like 0 dislike
86 answers
[Exercise] Coding (C) - asked Oct 5, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 25730 - Available when: Unlimited - Due to: Unlimited
| 15.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users