1 like 1 dislike
12.3k 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
| 12.3k 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:172.70.80.20
©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
| 4.9k 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
| 4.5k 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
| 11.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users