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:172.69.17.144
©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