0 like 0 dislike
7.2k 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
| 7.2k 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:104.23.197.94
©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
| 17k 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
| 6.4k 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
| 15.4k 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
| 7.3k 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
| 7.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users