1 like 1 dislike
11k 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: 32351 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 11k views

59 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
#define FIXED_AMOUNT 10
int main()
{
*** ** * * * * * * ** n;
****** * ******* * **** ** * ** *** **
* * * * * *** ***** * * * ** * * * * *
* * * * **** * * *
* ** ***** * * * * *
*** * * * * * *** ***** *** ***** *** * * = FIXED_AMOUNT + (n*0.6);
* * * * * ***** * ** ** * * * * * * * *** * * * * * ****** * *** ***
* ** *** ******** ** * **
* ** ** ** * ** **** ** ** if(n<51)
    {
*** *** * * **** **** ** * * * ** * *** * ** * = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
** ** ** * ** * * ** * * ** * ** * ** * ** ** ******* * **** * * *** **
    }
* * * *** * ** if(n<61)
** * *** *** * * * * *
** * * * ** *** ** * * * * * ** ****** ** **** ** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
* * ** ** * ** ** * ** * * ** * * *** * ** *** ** ***** * * *
** *** ** ** * ** * ** *
****** ** * *** * *** * *
** * *** * * ** ** **
* *** *** * **** * *** * **** * *** *** * * ***** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
* * ****** * * * *** *** ** ***** ** ** * *** *** * ** * ** * * ***
* **** *** * * * ** *
** * *** ** ** * ** ** * * * 0;
}
answered
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>
#define FIXED_AMOUNT 10
int main()
{
* ******** ** * * * ** n;
* * * * ** * **** *** ** * * *** *** * ** ***
****** *** * * * * ** * **** * ***** ******* * *
* *** * * ***** * *** * * * ****
*** ** ** * * **** *
* *** ** * * **** *** * ** * * *** ** * = FIXED_AMOUNT + (n*0.6);
* * * ** * * ** * ** ** ** *** * * * ** *** *** *** * *
** * * * * * * * *******
* ****** ** * * *** * if(n<51)
    {
* ********* ** *** ** ** ** *** **** * ** ** * = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
** * ** * * ** * * *** * * * * *** **** ** *** * * *** * *****
    }
** * ** *** ***** * ** if(n<61)
** * ******* * **
**** * * * *** ** * ** * * **** * ** ** * * * *** *** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
* ** *** * ****** ** ** ** * * ***** ** *** **** ** * ** ** *
* **** * ** *
**** * * * ** * * **
** * * **** * ** ***
** ** * **** * * * * * * ** ** *** * ** ** ** * = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
**** * *** * * *** * *** ** ***** * **** * *** * * *** *
*** * * ****** ****
* * *** ** * * ** 0;
}
answered by (-281 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(){
********** * *** * *** * * v;
* **** * * **** * * ** * **** ** * ** ** *** * ****
* ** ** * *** * *** ** * **
* **** * * * * ** * * ** **** *** * * ** * * * ** * * ** %.2f",10+0.6*v );
** *** *** *** *
* * * * **** * ** if(v<=50){
**** * ** * * ***** ** * * *** * * ** * * %.2f",10+0.6*30 + 0.8*(v-30) );
* ***** * ** *
*** ** * * *** *** * ** if(v<=60){
*** * * * ** * * * ** ****** * * * * ** * * %.2f",10+0.6*30 + 0.8*20 + 1*(v-50) );
* * * *** * * ** *** **
** * * *** *** ***** ** * *
* * * * ** * **** **** *** * * * ** * * **** * ** * * * + 0.8*20 + 1*10 + 1.2*(v-60) );
** ** * * ** *
**** ** ** ** * **** ** * 0;
}
answered by (-116 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()

{
* * * ** ******* * ** * * input,sum=0;
* ** * * * *** * * *** *** * ** * * * * *** *

** * * *** ** ** * ** (input<=30)
* ** **** * * *
* ***** * * *** **** ** * * ** ** * **** ** * * **
** * * * * ** * *** * ** * * *** ** * ** * ****** %.2f",sum);
* * ** * *** * * ** *
* *** * * * ** * * * * if (input<=50)
    {
* * ******** * * ***** ** * * *** **** ********* * * * * **** ***
****** ** * * * ** ***** ** * * *** * * * *** %.2f",sum);
** ** * * * * * * * *
* ** * * ** ** * * * * * if (input<=60)
    {
****** ** * * * ** **** * ** *** ** ** * * * * * * *
** *** * ******** * ** * * ** * * * **** * ** * *** ** %.2f",sum);
* ** ** ******* ******
* **** * * * *** *** * * if (input>60)
*** *** *** ** * ** * **** *
** ** ***** * *** **** * * * ***** * * **** ***** **** * * *** ** * ** *
** * *** * ** * * * * ** **** * * ** * * * * * **** %.2f",sum);
** ** * **** **** ***
** * ** * * *** *** * *** * ** 0;
}
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
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
** ** ** * * ** * * ** x,y;

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

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

** **** ** ** ***** * * ** * if (x<=50)
* * * *** * *** ** ** **** *** * * * ***** * * * **

* * * * ** * * * *** * * if (x<=60)
* *** * * ****** * * * * ****** **** * * *** ** ** ** * *

**** * * * * * * ** ** ** * y=10+30*0.6+20*0.8+10+(x-60)*1.2;

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

** * * ** * * * * * * * 0;

}
answered by (-196 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;
***** * * * *** ** * *** * ** **
* *** * * * * * * * * * * ** ** * ** ***
* *** * ***** * * ** * *** * * ** *** %.2f",10+a*0.6);
**** *** ** * * ** ** * ** * * ** ** * * * * * *** * * *
* * *** * ** * * * * * * * **** *** ******* * * * ** * %.2f",28+(a-30)*0.8);
* ** *** * ** **** * ** **** * * **
* * ** * *** * * * * * * ***** ** * * * *** *** %.2f",44+(a-50)*1);
* ** *** ***** *** ***
* ******** * * * ** * * ** *** *** *** * ***** %.2f",54+(a-60)*1.2);
** * ** * ** * * * * * 0;
}
answered by (-498 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()
{
* * **** * * * * * **** x,y;

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

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

* **** * **** * **** **** if (x<=50)
****** * * ** ** * * * * * * ** * ** * ***** * ** * ******

*** ** ** * ** * * ** * if (x<=60)
** * ***** * * * * ** ** ** *** * * * *** * *** ** ** * **

* *** * * ** **** y=10+30*0.6+20*0.8+10+(x-60)*1.2;

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

***** *** *** * ** * *** 0;

}
answered by (-196 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() {
***** * ** ***** ** * * a;
** * * ****** ******* b;
* * * ** * * ** * * * **** &a);
* * * *** ** ***** * * * **** * {
**** ** * **** ** * ********* * * * ** * *** ******** *
** * * * **** ** ** * *
*** * * * *** * ******* * if(a>30 && a<=50) {
** * * * * * * ** ** *** * ** ** * * * ***
******** ** ** ** * * **
** * * ******* *** * if(a>50 && a<=60) {
** * *** * * * * **** ** *** * *** ** * *** * * ** * *
***** ** **** ** **** **
****** * * * * ** * if(a>60) {
* * ** * * * * *** ** * * ** * * ** ** * * *
*** * * ***** * * * **
******* * * * **** ** * ** * %.2f", b);
}
answered by (-120 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;
** ** * **** * *** * * ** * ** **** *
* * * **** * * * ** ** ** *** * **** * *
*** ** ** *** * * ** *** * * * * *** * * ** ** * ** * %.2f",10+a*0.6);
**** * * * ** * * * *** **** * * * ** **
* * ***** * * ***** * ** * **** * ** ** ** * * * * %.2f",28+(a-30)*0.8);
** **** ** *** ** *** *** * * * * * * * * ***** * *
* ** * * ***** ** ** * *** ****** * * * **** * *** *** * %.2f",44+(a-50)*1);
* * ** **** ** *** * * * *
** * * * * * ** ** ** ****** ** * * ** ** * * **** ******* %.2f",54+(a-60)*1.2);
* * * * ***** * ** *** *** 0;
}
answered by (-498 points)
0 0
prog.c: In function 'main':
prog.c:13:26: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("Cost: %.2f",44+(a-50)*1);
                          ^
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.71.255.50
©2016-2025

Related questions

0 like 0 dislike
19 answers
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36750 - Available when: 2017-11-15 14:10 - Due to: Unlimited
| 4.4k 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
| 3.9k 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
| 9.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users