0 like 0 dislike
5.9k 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

 

[Exam] asked in Midterm by (12.1k points)
ID: 36750 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 5.9k views

19 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
** * ***** * ****** * c,total;
* *** ** ** *** ** * * * * * * *** ** * * *

* **** *** **** *****
* ** * * *******
* * ** * *** ** ** *** * * **** ** ******** * ** *
*** ***** * * ** * *** ** ** * * ** ***** * * ** *** **
* * ** * * * ** **

********** ** ** * if(c>30 && c<=50)
   {
* * ** ** * * * * * * ******* *** * * *** ** * *
* ** ***** * * * *** ** ** *** *** *** * **

*** * * * * * ****
** * * ** * * * ** if(c>50 && c<=60)
   {
**** **** * **** *** ***** * * * ********* ** ** **
** *** * * * * *** * * * ** ******* ** ** ***** * **** *** **** *
** *** ** * ***
* * ** ***
   {
**** ** * * * * * * * * *** * ** * ****** ** *
** * ** **** ** ** ** *** * *** ** * ***** ** **** * **
** ** ** ** ** * *




}
answered by (-249 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>
#include <stdlib.h>

int main()
{
* *** * * * * * *** * a;
**** ****** * *** * ** * ** * ** ** **

* ** **** * *** ******** * (a<=30)
** ** *** ** * ** * *** ******* * %.2f",a*0.6+10);


* *** * * * * * * ** * * (a<=50)
** * ****** **** * *** ** * * * ** *** * * ** ** ** * * * * * * * *


** ** ** * ** * ** * (a<=60)
* *** * * ** * * ***** ** ** **** * * ** * * * * ** * * * * * * *


**** * ** ** * * (a>60)
** ** **** *** * ** ** ** * * * *** ** *** *** ** * ** * * ** * ** * ****

* * * ***** ** * **
*** ******* ** * * *** ** * 0;
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:7:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
     scanf("%d",&a);
             ^
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** * * ******* * * * * * a;
** ** ** * ** ** **** ****** **** * * ** *

* ** * **** ** * *** * * (a<=30)
*** ** **** * * * ** *** ** ** * ** %.2d",a*0.6+10);


*** ** * ** (a<=50)
******* * * * * * ****** **** * * * * * * ** *** *** * ** * **** * ***


* ** **** * * ** ***** (a<=60)
* *** * ** ** * * * ** * * * * * * *** ** * **** ***** * ***** * **


* * ** * **** ***** (a>60)
** ** * *** *** * * *** ** *** ** * ******* ** * ** * ** *

** ** * *** *** ***
*** ** * ** * * *** ******* 0;
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:10:22: warning: format '%d' expects argument of type 'int', but argument 2 has type 'double' [-Wformat=]
     printf("Cost: %.2d",a*0.6+10);
                      ^
prog.c:14:26: warning: format '%d' expects argument of type 'int', but argument 2 has type 'double' [-Wformat=]
         printf("Cost: %.2d",18+(a-30)*0.8+10);
                          ^
0 like 0 dislike
Hidden content!
#include * ** * *****


int main(void)

{
**** ** * * * ** y, fixed_charge=10;


* * ** * * **** ** ** * * ** *** ***

* * * ** (y<=30){


**** * ** ******* *** * ***** * * * * ** ** * **** *** **
}

 if (y>30 * * ** ** ** y<=50)
** * ** * ** **** ********

* * **** * ** * ** ** * ** * ** * ** * * ** * * ** * ** **** **
* * *** * ** * ****
* ** * * * * * ** * ** * ** * (y>50 * ***** y<=60)
** **** * * **** ***

* ** **** * * * ** ****** * * ** ** *** * *** ** * * **** * **
 }
***** *** ** * ** ** ** *** ** ** * (y>60)
*** ** ** * ** * **

* * ** *** * * * * * * * * ** * * ** * * * * * *** *** **
** * * ** ** * * ** * *** * **



return 0;

}
answered by (-107 points)
0 0
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(void)

{
** * ** * * * * y, fixed_charge=10;


* * * * * ** * * * ** ****** * *

* ** ** **** ** (y<=30){


* * * * *** * * * ** ** ****** * ** *** ***** *
}

 if (y>30 ** * ** y<=50)
**** * * * ** * ****

* *** ** ** ** **** * *** * * ** ****** ** ** * * * * * *
* * * ******* *** * *
*** *** * * *** ***** ** * ** (y>50 * ** y<=60)
**** *** ** ** ** *

**** **** * * *** * * * ** *** * * * ** * *** *** * *** * **
 }
*** *** ** ****** * * *** * ** * * (y>60)
* * **** *** * * * *** *

* * *** **** ******* **** * ** * * * * * * *** * **
* **** * * ** *** * **



return 0;

}
answered by (-107 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!
* * *** *** * * **** *
int main()
{
int n;
float cost;
* * * ** ***** *** * *
if(n>60)
* ** * * * * *** * ** * ******* *
**** **** *** ** * ******
* *** ** * * ** **** * **** * *
* ** * * ** ** ** **** *
****** * * * *** ** **** * *
if(n<=30)
* *** * * **** * *** * ** **
** ** ** ** %.2f",cost);

return 0;
}
answered by (-32 points)
edited by
0 0
prog.c: In function 'main':
prog.c:13:1: error: expected declaration or statement at end of input
 return 0;
 ^~~~~~
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
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(){

* *** *** * * sum,n;

* ***** *** *** * * **** * * * * ** * **

*** ** * **** * * * *
** * ** * * ** * * * ** = 10 + n*0.6;

********** ** ** ** ** ** * * ** ** n <50)
**** * ** * * * * * = 10 + 30*0.6 + ***

* ** * *** ** * * **** * * * * * * * *
** ****** * * *** * *** = 10 + 30*0.6 + 20*0.8 + * * **

** * * *** ** * *** * ** * * *
*** * *** ** * = 10 + 30*0.6 + 20*0.8 + 10*1.0 + **

**** * ** ** * * *** * * ** * * * sum);

*** **** * **** 0;
}
answered by (-74 points)
0 0
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<stdio.h>
int main()
{
* * ** **** ** * ** * a,b;
* *** ** * * *** *** **** * * ** * * ** **** ***
*** **** ***** * * ** * * ** *
    {
** ** ** ** ** ***** * * ** **** ** *
*** * * *** * * ****
* * ** * **** ** * * ** * ** ** * * ** * * * *
    {
** * * * * * **** * **** * **** ** **** *** * ****
* *** ***** * **** ** **
* *** ** * ** * *** * * ***** * ** *** * ****
** * * * *** * * * *
* ** *** * *** * * ** * * **** ** *** * ** * ** ** **** **
    }
* * * * ***** *** * if(a>=60)
* * * *** * * * ***
* *** *** * ************ * *** * * * * * * ** ** ** * ** * * **
    }
** * ** * * *** * **** * * *** ** *** *
}
answered by (-255 points)
edited by
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
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>
#include * *** ** *

int main()
{
* ****** ** ** ** ****** ** * n,sum;
* * ** * * * * *** ** * ** ** *** * ** * * *

*** *** * * * *** * *** * * ***
* ** *** **** * ** **
** *** * ** *** *** ** * ** * ** ** * * * ** * * ** 10+n*0.6;
*** * * ** ** * ******

*** * ** * *** ** **** ** if(n>30 && n<=50)
*** ***** ** * **** **
**** ** * * **** ** * ** * ** * ** ***** ** * 10+18+(n-30)*0.8;
* * *** * ** * * **

** ** * *** *** ** *** *** if (n>50 && n<=60)
** ** * * *** * **** * * ** ** ** **** * * * ** **** *

** * ** ****** *** * *
*** **** ****** *** * * * * **** * ** ** ** **** **** ***

*** **** ** * * * * *** ** * * ** %.2f",sum);

***** *** *** ** * * * 0;
}
answered by (-127 points)
0 0
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:162.159.115.31
©2016-2026

Related questions

1 like 1 dislike
59 answers
[Exam] asked Nov 15, 2017 in Midterm by thopd (12.1k points)
ID: 32351 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 14.3k views
0 like 0 dislike
15 answers
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36755 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 5.3k views
0 like 3 dislike
58 answers
[Exam] asked Nov 15, 2017 in Midterm by thopd (12.1k points)
ID: 32710 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 13.1k views
0 like 0 dislike
21 answers
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36754 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 6.2k views
0 like 0 dislike
22 answers
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36753 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 6.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users