1 like 0 dislike
17.3k 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 | 17.3k 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:172.69.130.71
©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
| 13.8k 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
| 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users