1 like 0 dislike
17.7k 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 | 17.7k 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:172.70.178.45
©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
| 14.2k 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
| 12.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users