1 like 0 dislike
24.3k 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 | 24.3k 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:104.23.243.109
©2016-2026

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
| 19.4k 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
| 17.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users