0 like 0 dislike
3.2k 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
| 3.2k 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:172.69.7.193
©2016-2025

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
| 8.1k 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
| 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
| 7.4k 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
| 3.5k 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
| 3.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users