1 like 0 dislike
25.4k 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 | 25.4k 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:104.23.197.95
©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
| 20.2k 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
| 18.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users