1 like 1 dislike
7.1k 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
| 7.1k 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:172.69.17.59
©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
| 2.8k 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
| 2.7k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users