1 like 0 dislike
17.9k 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 | 17.9k 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:172.69.214.204
©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
| 14.5k 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
| 12.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users