1 like 0 dislike
18.6k 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 | 18.6k 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:172.70.111.115
©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
| 15.3k 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
| 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users