1 like 0 dislike
17.2k 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 | 17.2k 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:172.69.214.168
©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
| 13.8k 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
| 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users