1 like 0 dislike
13.7k 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 | 13.7k 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:172.69.7.105
©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
| 11k 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
| 9.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users