1 like 1 dislike
16.3k 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
| 16.3k 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:104.23.243.108
©2016-2026

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
| 6.9k 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
| 6.1k 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
| 14.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users