1 like 0 dislike
23.9k 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 | 23.9k 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:172.71.1.152
©2016-2026

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
| 18.9k 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
| 17.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users