1 like 0 dislike
21k 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 | 21k 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:172.69.130.93
©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
| 16.9k 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
| 15.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users