1 like 0 dislike
19.8k 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 | 19.8k 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:172.69.214.205
©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
| 15.9k 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
| 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users