1 like 0 dislike
26.3k 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 | 26.3k 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:104.23.197.65
©2016-2026

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
| 20.8k 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
| 18.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users