1 like 0 dislike
17.3k 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 | 17.3k 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:172.69.58.136
©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
| 13.8k 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
| 12.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users