1 like 0 dislike
13k 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 | 13k 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:172.69.17.117
©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
| 10.3k 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
| 9.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users