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:172.70.127.148
©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