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:172.69.7.201
©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