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 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:172.70.130.241
©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