1 like 0 dislike
24.3k 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 | 24.3k 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:162.159.115.10
©2016-2026

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
| 19.4k 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
| 17.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users