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:172.69.17.67
©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