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:172.69.17.197
©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