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:172.70.127.148
©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