1 like 0 dislike
17.7k 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 | 17.7k 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:172.70.80.171
©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
| 14.2k 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
| 12.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users