1 like 0 dislike
23.9k 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 | 23.9k 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:104.23.197.65
©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
| 18.9k 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
| 17.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users