1 like 0 dislike
9.9k 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 | 9.9k 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:172.70.100.171
©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
| 7.9k 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
| 7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users