1 like 0 dislike
18.4k 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 | 18.4k 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:172.70.100.72
©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
| 15.1k 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
| 13.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users