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:172.69.59.117
©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