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:172.71.254.220
©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