1 like 0 dislike
15.3k 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 | 15.3k 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:172.70.130.38
©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
| 12.2k 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
| 11k views
12,783 questions
183,442 answers
172,219 comments
4,824 users