0 like 0 dislike
2.7k 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

 

[Exam] asked in Midterm by (12.1k points)
ID: 36750 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 2.7k 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:172.71.255.46
©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
| 6.9k 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
| 2.6k 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
| 6.3k 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
| 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
| 3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users