1 like 0 dislike
13k 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 | 13k 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:172.71.254.36
©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
| 10.3k 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
| 9.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users