1 like 1 dislike
13.6k 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
| 13.6k 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:108.162.241.96
©2016-2026

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
| 5.6k 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
| 5k 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
| 12.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users