1 like 0 dislike
11.7k 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 | 11.7k 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:172.70.130.241
©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
| 9.4k 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
| 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users