1 like 0 dislike
14.5k 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 | 14.5k 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:172.69.17.62
©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
| 11.6k 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
| 10.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users