1 like 0 dislike
21.1k 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 | 21.1k 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:108.162.241.184
©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
| 17k 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
| 15.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users