1 like 0 dislike
13k 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 | 13k 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:172.69.17.153
©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
| 10.3k 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
| 9.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users