1 like 0 dislike
13k 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 | 13k 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:172.69.17.133
©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
| 10.3k 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
| 9.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users