1 like 1 dislike
8.3k 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
| 8.3k 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:172.69.17.124
©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
| 3.3k 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
| 3.1k 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
| 7.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users