1 like 0 dislike
20.9k 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 | 20.9k 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:172.70.80.196
©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
| 16.8k 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
| 15.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users