1 like 0 dislike
27.8k 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 | 27.8k 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:104.23.197.95
©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
| 22.4k 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
| 20.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users