1 like 0 dislike
17.2k 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 | 17.2k 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:108.162.216.235
©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
| 13.8k 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
| 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users