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:172.71.254.102
©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