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 a;
float b , c, d, e;

** ** ** * * * *
if (a>0 *** * * *
{
* ** * ** ** * ** *
* * * ** * * ***** * * ** * * * * ******* * b);
}
* * ** if (a>30 * *** * * *
{
** * **** * ** * ***** ****** ** *
* ** *** *** * *** *** * * * * * c);
}
else if * ** ** ** ** **
{
** ** ***** * **** * * * *
*** **** * * * ****** * d);

}
else
{
* ** ***** * **** *** * *** ** ** * ** * *
* * ** ** **** *** * * * * e);

}
** *** **** * * * * * ** ** 0;
** ** * *
answered by (-304 points)
0 0
Case 0: Wrong 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()
{
** *** ******* ** ** * * *** *** a,total;
** * ** *** ** * * ** * ** * ** *** *****

**** * *** * * * ** * ** (a<=30)
* * ** ** ** * ******
* * ** ** ** *** * ** *** * ** * * *** * *** ** ** **
** ***** * * * * *** **** **** * ** * * *** * * **** * ** ****** %.2f",total);
* *** * * * * *
**** *** * ** ********** if (a>30 && a<=50)
** * * * **** * ** * **
** * ***** **** * * ** * * ** * * ** **** ** ** ** **
* ** * ** * * * * **** **** *** * * ******* ** ** ** %.2f",total);
*** ** **** * *** **** *
* * ** ** **** **** * if (a>50 && a<=60)
****** *** * * ** ** * * *
* * * * * *** * ** ** ***** ** * *** ** * ** * ** *** *****
* *** * ** **** *** **** *** * ****** *** * ** * %.2f",total);
* **** ** ** ** ** * ** *
***** *** ***** ** ** * * if (a>60)
** ** ****** * * * ** *
***** * * ** ** * ******* *** * * * ** * ** * ** **** ** ** * *
* *** ** ** ** * * * ** * * * ** *** ******** ** **** ** * %.2f",total);
    }
}
answered by (-214 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!
* * ** * ** *
int main()
{
**** **** * ** * *** * * * * * **
* ***** * ********* * * amount;
* ** * * ** ** *** * * * ****** * * * * * *** * ***** * *


* * * * ** **** ***** *** * 0 * ** *** ** ** *** * 30)
** **** * * * * ** ***** * ******* *** *** = **** * 0.6) + 10;
** * *** * * ** * if ** ** * * **** 30 * ** ** ** * *** **** * 50)
* ** * ****** ** **** **** ** * ****** * * = ** ** * - 30) * 0.8) + 10 + 30 * 0.6 ;
* ***** * ** ** *** if *** * *** * ** ** * * 50 ** ** * * **** * ** 60)
* ** * * * * * ** * ** ***** * **** * ** ***** * = * * *** - 50) * 1) + 10 + 30 * 0.6 + 20 * 0.8;
*** ** ** *** * *** ** * **** ** * ** - 60) *1.2) + 10 + 10 * 1 + 30 * 0.6 + 20 * 0.8;
* ** ** ** ** * ** ** *

return 0;
}
answered by (-140 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!
* ** ** ** *
#define n 10
#define x 30 *0.6f
#define y 20 *0.8f
#define z (20 * ** * **
int main()
{
* ***** * **** * * a1;
**** * * * ** *** ******* ** * * * ** * *
* ** * ** * ** < 30)
* * * * * ** *** * **** ***** ******** * * ** ***** * *** **** * ***
* *** * * * ** *** * ** if(a1 > * * * * * ** < 50)
*** **** * * ** ** * * ** * ** ** ** * * * * * ** * * * * **** **
** * ** **** * ** if(a1 > * * *** * < 60)
** *** ***** * * * * ** *** * ** *** * * * * * ** ** * ** + y+(a1 - * **
**** ** ******* ** ** ** if(a1 > 60)
* * ** * *** * * * ** * * *** * ** * ** ** ** ** ** * *** - * ***
return 0;
}
answered by (-141 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;

* * ******* * ** *** **
if (a>0 * * **** * * **
{
* ** ** * * * * * * * **
** * *** ** * ** * **** * * *** b);
}
* * **** * if (a>30 * * * *** ** ** * ***
{
** * *** ** * *** * *** * ** **
* * * * * * **** * * * * *** * c);
}
else if * * *** *** ** ** * **
{
*** **** ** ** * ** *** * * ** *
* * * ** * ****** * ** ** * * d);

}
else
{
*** ** ** ****** ** * * * *
*** *** ****** **** * * * * e);

}
* * * ** ** *** * ***** 0;
*** * * ***
answered by (-304 points)
0 0
Case 0: Wrong output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
0 like 0 dislike
Hidden content!
* * * ** * ****
int main()
{
float x,y;
** **** *** * * * * * * *
if( ** * * *
* ** * *
else if * * * ** ** * * *** * * **
** * * **
else if ** ** * ** * * * ** *
* * *** * ** *** *
else
* * ** * ***** * ** *
** * * **** * **** *





}
answered by (-329 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!
** * ** ** * *
int main()
{
float x,y;
*** *** **** * *
if( * * *
*****
else if * ** **** * * *
**** *** ***
else if ****** ** ** ** ***
* **** ** * * ** **
else
* ****** ** ** ** ** * *
* ** ********** ** *** **





}
answered by (-329 points)
0 1
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()
{
* **** * * x,y;
* ** ** * * * ** * *** *
*** * ** * ** **
 {
***** * * ** *** ** *** *** *** ***
}
else if ****
{
*** ** * * ***** **** ** * * *
}
else if ** * ***
{
** * ******** * ** * ** * ***** **
}
else
{
* * ** ** ** ** **** ** * ** ***** * **
}
* **** ** * * *** * ***
}
answered by (-229 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()
{
** * * x,y;
*** ******** * * * * * ******* ***
** * *
 {
* * * **** * * ***** * ****
}
else if * **
{
* * ** *** ****** * * * ***
}
else if * * * *
{
* ** ** * * * * * * * ** * * ***
}
else
{
* *** ** * * * * * * **** ** * * *** * *
}
* * ** *** * *****
}
answered by (-229 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 <stdio.h>

int main()

{

* *** *** ******** *** *** * a;

* **** **** ** * * ** * * *** *** *******

*** * **** * **** * (a<=30)

*** **** * * ** * * * ** * **** * ** * *** %.2f",a*0.6+10);

* * * *** * ***** * * ** if (a<=50)

** ********** * * * * *** *** ******* * *** * * * * * * * **

** **** ** ** **** ** * ** if(a<=60)

*** ** * ** * * * * * ** * ** * * * **** ** * **** * ** * %.2f",34+(a-50)*1+10);

* * * *** * * * *** **

* *** *** ** ******* *** * ** * *** ** * ** * **** ***** *** * ** **** *

* * * ** *** ** * ** * ** * 0;

}
answered by (-284 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:172.69.58.74
©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