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:172.70.127.53
©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
| 7.3k 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
| 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