1 like 0 dislike
17.2k 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 | 17.2k 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:172.69.130.74
©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
| 13.8k 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
| 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users