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:172.69.17.62
©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