1 like 0 dislike
11.7k 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 | 11.7k 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:172.70.130.241
©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
| 9.4k 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
| 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users