1 like 0 dislike
19.2k 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 | 19.2k 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:172.70.178.44
©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
| 15.5k 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
| 13.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users