1 like 0 dislike
17.3k 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 | 17.3k 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:172.69.130.71
©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
| 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users