1 like 0 dislike
11.7k 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 | 11.7k 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:172.70.130.241
©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
| 9.4k 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
| 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users