1 like 0 dislike
11.7k 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 | 11.7k 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:172.70.130.241
©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
| 9.4k 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
| 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users