0 like 0 dislike
6.4k 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
| 6.4k 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:104.23.197.64
©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
| 15.4k 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
| 5.8k 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
| 14.1k 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
| 6.6k 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
| 6.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users