1 like 0 dislike
18.4k 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 | 18.4k 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:172.70.127.49
©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
| 15.1k 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
| 13.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users