1 like 0 dislike
10k 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 | 10k 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:172.69.58.163
©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
| 7.9k 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
| 7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users