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:172.70.178.44
©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