1 like 0 dislike
20.8k 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 | 20.8k 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:172.71.254.105
©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
| 16.8k 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
| 15k views
12,783 questions
183,442 answers
172,219 comments
4,824 users