1 like 0 dislike
24.3k 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 | 24.3k 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:162.159.115.9
©2016-2026

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
| 19.4k 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
| 17.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users