1 like 0 dislike
17.7k 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 | 17.7k 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:172.71.254.192
©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
| 14.2k 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
| 12.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users