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:104.23.243.108
©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