1 like 0 dislike
10k 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 | 10k 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:172.71.255.65
©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
| 7.9k 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
| 7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users