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!
* ** ** * *
int main (){
int a,b,c;
float ** * *** * *
* **** * * ** first your ** *** ****
*** ** **** **** *
** *** *
***** * ** * **** *
*** * *** second your meters: * ****
** ** * * ** * * * * *
* ** * ** * * *
** ** ** * ***** ** **
** **** ** * second your meters: * *
** * ****** ** * *
*** ** *
* ** * *** *** **

return 0;
answered by (16 points)
0 0
prog.c: In function 'main':
prog.c:18:1: error: expected declaration or statement at end of input
 return 0;
 ^~~~~~
0 like 0 dislike
Hidden content!
#include<stdio.h>

int main(){
    float a,b,c,d,t;
* * ** ** *** ** * ** * * * * * ** * **
*** * * *** ** ** * *
* * * ** ** ** * ** * * ** ** ** * * ** ** * * ** *
*** *** * ** ******** **** *** *
****** *** * * *** ** * **** ** *** ** **** **** * *** ***
** * * * ** *** ***** *** * * * * * *
*** * * ** * * * **** * * ** ** ** * ** **** * **** **
* ****** * **** * * * * ** *******
** *** * * * ** *** ** *** ** * * * * * *** ** **

** **** * *** * * * ** *** ** %.2f",t);
}
answered by (-32 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()
{

** *** * **** ** *** usage,cost,contant=10;

**** * * * * ** * * * ******* * *** **

** * * * *** * **** * (usage>0 && usage<=30){
** ** ** ** *** * *** * * ** * *** * * * *** ** * ** * ** contant);
** * * *** * * * * * * * ** ** * **** * ********** * %.2f",cost);
* * * ** * * ** * * *
* ** * *** * **** * * * * && usage<50){
** * * * ****** * * *** ** * * *** * *** ** * ***** **** * * * + (30*.6)+ contant;
*** * * ** ***** * * * * * * * * * ** * * * ** * * * %.2f", cost);
* *** * *** ***** *
* * * * *** * ** * * ** * * ** ** *
* * * * ** **** * * ** *** * * ** * ******** ***** *** * * ****
****** ** * * ** * * * * ** * * * ** ** ** * %.2f",cost);
** ** *** *** **** * ***
** ** **** * * * if(usage>60){
**** * ** * ** ** * * * *** ** * ** ** * * ** ** * ** * * ***** *
** *** * * **** * * ** *** * * ** * * * *** %.2f",cost);
*** * * * * * ** ** * **
*** ** **** ***** ** * *** * 0;
}
answered by (-167 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>
#include <stdlib.h>

int main()
{
** ** ** *** *** * ** wc;
* *** **** ** **** **** * total=0;
***** ***** * * * * * * tab1;
* * ** * * ** * ****** tab2;
* * * * * * *** * nt;
******* * *** * * * nt1;

** ***** * ******** * **** * ** *** *

***** *** ***** * *** * *
    {
* * * * ** *** ** *** * * * *** **** ** * * **
    }

** *** * * * ** ** * *** *** *** * * * * *
    {
*** ** **** ** * * * ** ***** * * ** *** *** ** **
**** * ** * ** * *** ** ** * *************

* ** * ** ** ** ** *** ** * * * * * ***
* * * ** *** * ** * * * * ** * ** * **** * * ** * *
* *** *** ** ***** ** * ** *** * * * ** * *** * ** * ** **** * *** *
* *** ** *** * * * * * * **** * * * ***
* * *** ***** ** * ** ** ** * ** ** ** * * **
** * **** *** ** ***** * * ** *** *** *** *** *
****** ******** * * ** * * * * * ** * * * * * ** *** * * * * *** **
*** ** ** * * * * * * ** ** * * * *********

* * * *** * ** ** ** * * ** * * * ** ** *
    }

***** * * ** * ** ********* ** ** *
    {
* *** ** **** ** * * * * * ** ***

*** ** *** **** * **** ** ** ****** * * * ** * *** ****** ** *
    }

**** ** * * * * * ** *** *** * * * %.2f",total);

return 0;
}
answered by (-193 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>
#include <stdlib.h>

int main()
{
* ** * * ** * * ***** * wc;
* * * * ** * * ** * *** total=0;
* * ** * * * * *** ** * ** tab1;
* *** ** * *** * * * tab2;
* **** * * * *** nt;
    int nt1;

* *** ** * * *** *** * * * ** * * * **

***** * * *** * *** *** ** * *
    {
* ***** ** ** * * * ** ******* * ** *** **** **
    }

**** * * *** * * ***** ** * ** * ** ** * ***** * *
    {
** ** * *** *** ** *** * ** *** ***** * **** ***
* * ** * * ***** *** * *** * * * * *** * *

* *** * **** ** ***** * * ** * * ** * ** *** ** *
** *** * * * * * *** **** * ** * * * **
** ** *** **** * * ** ** *** * * *** * ***** * * * *** * * * * * * *
**** ** ** ** * **** * *** * * * * ** *
* ** * ** * * *** ** * * * ** ****** *
* ** * * ** * * *** * * *********** ** ****
* ** * ** *** * * * * * ** * *** * ** **** * * * * * * **** ** ** * *
* ** * * * *** * **** * * ***** * *******

** * * * ** * * * ***** ** * ** **** **** ** * * **
    }

* * ** ** * ** ** *** ***
    {
* * * * ** * * ** * * **** * * * * ** *** * * *

** *** * ** * *** **** ** * * * * * ** * * * *** * ***** ** ** *
    }

** * ** * ** ** **** * * * ***

return 0;
}
answered by (-193 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>
int main()
{
    int water;
    float cost;
* **** * * * ** amount;

** * *** * ***** * * * *** * * ** **

* * * ** * * * * * * * && water<30){
* * * *** * * * ** *** ***** ** * ** = (water * 0.6) + 10;
* **** ** * * * ** ** ** * * * ****** ******** * ** * ****
* ** **** * * * ** ** *** * * ***** *** * ** * ** && water<50){
* * *** * ** *** ****** * ** *** **** * *** * **** **** * * ** *** * * * * * * ** *** *
** **** * * * * ** *** * * *** * ***** * * ** **** *** **** *** ** **** ****** * ***
** *** * ** ****** ** ** * * **** * ** * **** * ** && water<60){
* * ** ** * ** * * * ** ** **** * *** * ** *** ** * **** ** ** * *** **** * * **** * **
*** ****** **** * **** * **** * ** ** ** * ** ** **** * * ***** **** * *
* * * * * ** * ***** * *** * ***** ** * * ** * ** * **
* * * * ** * *** **** * ** ***** **** ** * *
** ** ***** ** * *** * *** * ** ** ***
    return 0;
}
answered by (-167 points)
0 0
prog.c: In function 'main':
prog.c:8:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
     scanf("%d",water);
             ^
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main()
{
** * * * * * * *** *** ** a,b;
** ***** * * ***** * * * **** * ** *
** *** ** * * * **
    {
* * *** * ** * * ** * * *** * *** ** *** *
* * * * **** * * **** *
* * ****** ******* *** * ** * * ** *** ***
* * ** ***** ** ** **
*** * * * * * * * * * *** * ***** * * * ** ** ** **
* * * ** * **** *** *
*** * * * * * * * * * ** * ** * * ** * *** * *****
*** *** ** * * *** * *
*** * ** * *** * *** ** ** * ***** **** * * * * ***** * *
    }
** ** ***** ** * * if(a>=60)
* * * ** * * ***** * *
* *** ** * * * * * *** ** * * * ** *** * *
    }
* * * ** *** * * ** * * * ** * * ** %.2f",b);
}
answered by (-255 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>
#include <stdlib.h>

int main()
{
**** * *** **** ** * ** a;
** * *** * ** ** * ** * * *** *** *** *
* * ** * **** * (a<=30)
** * ** *** ** ***** * * *** ****** ** *** %.2f",10+a*0.6);
* *** ** * ** * * **** if(a<=50)
** * ** ** ** * ** ** ** ***** * ** ** * ***** * *** ** **** ** * * *** *
** * **** ******** * * * * if(a<=60)
** ** ** *** ****** *** * ** ** * *** **** * ** **** * * * ** *** **** *
** ** * * * **** * *** * if(a>60)
*** * * ** * ****** ** ** *** *** *** *** * * * ** ** ** * ** * * ** **** ** * * *
* *** * * **** *** ** ** 0;
}
answered by (42 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>
#include <stdlib.h>

int main()
{
* * ** *** **** ****** * * ** a;
* ** ** ** *** *** *** * * * * **
** ** * ** ** ** * * (a<=30)
** ** ***** * ***** ** * * * * * ********* ** * * * * * *** %.2f",10+a*0.6);
**** * *** * * * if(a<=50)
** ** * * * * * ***** *** ** * * ** * **** * * * * ** **** *
* *** ** **** * * * if(a<=60)
** *** * * * ** * ***** * *** *** ** * * *** ** *** * ** ** ** * *
** **** * ** ** *** * * * if(a>60)
* * * * * ** ** * *** * * * * * * * *** **** * * **** ** * * ** *** * ****** **
* * **** **** * *** * ** 0;
}
answered by (-108 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(void)
{
* ******* ** **** c,total;
* * *** *** * * ****** ** ** *** ***

* * * * ** **** * * *
* *** ** * ** *
** * ** * * ** * *** ** **** **** * ***
* ** * * *** ****** **** * ** *** * ** ** *** *** ** * %.2f",total);
** ** **** ** *

* ** **** * * * ** * if(c>30 && c<=50)
***** *** *
* * * ** * * ***** * * ** * ***** *** * * * ** * **** *
**** ** * * * *** * * *** *** * *** * * * ** %.2f",total);

* * * *** ** ** *
* ** ****** *** ** if(c>50 && c<=60)
* *** * **** * **
* ** * *** *** ** * * * * ** * ** * * * * ** ** ** ** **
** * ** * * **** ** ** * ***** ** * * * * * * * %.2f",total);
*** ** * **** ** *
*** ** ** ** **
* ** * ** ** * * * * *
* **** * * * *** ** **** *** ** ** ** *** * * * **** * ** *
* *** * ****** ** **** ******* * ****** * %.2f",total);
* ** * * ***** *




}
answered by (-249 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:172.69.17.161
©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
| 8k 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
| 3.4k 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