1 like 1 dislike
11.6k 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
| 11.6k 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:172.70.126.9
©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
| 4.6k 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
| 4.3k 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
| 10.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users