1 like 0 dislike
11.4k 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 | 11.4k 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:108.162.216.188
©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
| 9.2k 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
| 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users