1 like 1 dislike
13k 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
| 13k 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:172.70.131.201
©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
| 5.3k 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
| 4.8k 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
| 11.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users