1 like 0 dislike
14k 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 | 14k 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:172.70.100.38
©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
| 11.2k 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
| 10k views
12,783 questions
183,442 answers
172,219 comments
4,824 users