1 like 0 dislike
18.7k 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 | 18.7k 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:172.69.130.70
©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
| 15.3k 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
| 13.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users