1 like 1 dislike
5.7k 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
| 5.7k views

59 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>

int main(){

**** ** ** * * * ** * * ** a,b;

* * **** ***** * ** * * ** * * ** * **
** * ***** ** * * **** ******
* ** * ** * **** * *** * ** * * ** ** * ** *
**** * * *** *** ***** * * ** *** *** ***** ** ** *** %.2f",b);
* *** **** ** ****
* ** **** **** * if(a>30 && a<=50){
** * * ** * *** ** ** * ***** * * ** ** * *** * * * ** **** *** %.2f",10+30*0.6+(a-30)*0.8);
** ******** ** * *****
***** * *** * * * * if(a>50 && a<=60){
* *** *** ** *** * *** ** **** * * ***** * **** ****** ** ** * * * *
* ***** **** ** * * * *
** ** ** ** * ** *** * **** if(a>60){
****** * ** * * ** **** * * **** * *** * **** * *** **** ** **** * * ** * *****
** ** *** * * *




return 0;
}
answered by (-301 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()
{
* ** * * * ** ***** * ** a,sum;
** * * * ** *** * * * **** ** * *
***** * * * * * *** ** * *
* * * ** ** * * * * *
***** ** *** * ** * * * * * ******* *** *** +10;
** * ** **** * ** * **** ** ** * *** * *** *** * %.2f",sum);
* ** ****** * *
** ****** * * * * ***** if(a<=50)
* * * *** ** ******** *
** * ***** * * * ** ** * *** * *** 0.6*30 + (a-30)*0.8 +10;
** * * *** ** * * * ** ** ** **** * ***** ** * ** * * %.2f",sum);
* * *** * ***
**** * ** * ** ** * if(a<=60)
    {
** ** *** ** * *** * *** * * *** ** ***** * 0.6*30 + 0.8*20 + (a-50)*1 +10;
*** * * * * *** ** * ** * * * ** ** ****** *** * * * * * %.2f",sum);
** * ** * ** * ****
* ***** ***** * * *
** *** * * ** *** ** *
** ** * * ** * * * * ** ** * ****** * ** 0.6*30 + 0.8*20 + 10*1 + (a-60)*1.2 +10;
***** ** ***** * ** * * * * ** **** ** ** *** * * ** * * %.2f",sum);
* * * * * * ***** * * **
*** ** ** * * ** * **** 0;
}
answered by (-323 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 **** *******
#include * * ** * *** *

int main()
{
* *** * * ************ * water = 0;

******** *** * * **** * * * * *** * **** *

* ** ***** ***** * ** < 30)
* *** ** * ** *** ** *** *
** * * * ** *** ** * * ** ** ** *** ** * * * ** = water * 0.6 + 10;

* ** *** * * ** * * *** * **** * * * * * *** * *** * * **** * water);
* * ** ***** * ** * *
*** ************* * * * * * * if(water < 50)
** **** * **** * * **
* ** ** **** * ** * **** * * *** ** *** * * * ** = (water - 30) * 0.8 + 30 * 0.6 + 10;

********* ** * * ** *** * * ** **** **** *** * **** ** water);
* **** *** * * * ***
* ** * * ** * ** **** * if(water < 50)
* * * ** * * * *****
**** * *** * ***** ******* ** * * * * * = (water - 50) * 1 +  20 * 0.8 + 30 * 0.6 + 10;

*** *** * * ** * * * * *** * * *** ** * * *** *** ** water);
** **** **** * * ***
*** * * * ** ** * *****
* * ** * * ** * * *
* * * ** **** * * ** * * ****** = (water - 60) * 1.2 + 10 * 1 +  20 * 0.8 + 30 * 0.6 + 10;

* * *** ** * ** * * * * ***** ** *** ** ** * * * %.2f", water);
* * *** *** * *** * ****

* * ****** * ** ***** * ** 0;
}
answered by (-285 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()
{
*** **** * *** ** ** a;
*** * * **** * * * ** * * * * * * ****
**** * * **** ** ** * (a<=30)
** ***** * *** * *
**** *** * *** * * **** ** *** * * * * * * * %.2f",10+a*0.6);
* ** ** *** ** *
* * ** * * ** * * * * ** if (a>30 && a<=50)
*** ** * ********* * * * *
**** * ******** ** * *** **** *** * * ** * * * **** * * %.2f",10+30*0.6+(a-30)*0.8);
** *** * * ** * *** *
***** ** **** * ** ****** * if (a>50 && a<=60)
** * *** ** * ***** * * *
* * * * * * ********* * ** ***** ** * *** * * ** *** ** ***** * * ** *
* * ** ***** ** **
******** *** *** **** ** * if (a>60)
* ** * * * ** **
* * *** *** * * ** ** * *** * * * *** * * * * * * * * * ** * ** ******
* * *** ** *** ** * * *
}
answered by (-214 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()
{
* * *** * * *** * meter,cost;

* **** * ** ** * ** *** ** *** **** **** * *

* * ** * ** * * ** * ** * *
* * **** ** * * * * * * * * *** **** ** **
* * *** ** ** * ** * ** * * ** *** **** * * ** ** ** %.2f",cost);}

*** * * * * ** * ** * ** * if(meter<=50)
* ** * * ** * ** ***** ** * ** *** ******* * * ** ** * * **
* * ** ** * ********* * * * ** *** **** * * * * * * ** %.2f",cost);}

** *** *** *** ** * * if(meter<=60)
* * *** *** * **** * ** * * ** ** *** ***** * ***** **** * ** ** * *
* * * *** * ***** ******* * * *** *** * * **** * ** * ** %.2f",cost);}

* ***** ** * * ** * ****
** * * * ** * **** * * * * * * * *** * **** * **** * ** * * * **
** *** ** * ** ***** *** * * **** ***** ** ** * * *** * ** * %.2f",cost);}

* ***** * * *** * ** * * 0;
}
answered by (-16 points)
edited by
0 0
prog.c: In function 'main':
prog.c:9:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
     scanf("%d",meter);
             ^
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
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 * * * * *
#include * ** * * ** ****

int main()
{
* * ** ** ** *** *** ** a,cost;
* * * * * ******** * ** **** *

* ** * * * * ****
* * * ** * * * **** * * ** *** ** * ** ** ** *

* * * ***** * ** if (a>30 && a<=50)
** * **** **** * *** ** * ** * * ** ** *** * ** *******

* ** ** * * **** *** if (a>50 && a<=60)
**** * * * * ** *** * ** * * * *** *** * * *** ** ***

* **** ** * * * ** * *
* ****** * * * ** *** ** ** * * * * * ******** * **** * **

** ** * * ** **** *** *** * * * %.2f",cost);

* * * * * * *** ** * 0;
}
answered by (-127 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()
{
**** *** * ** * * ** a,p;
** **** * * * **** * * * * *** **
*** * ** ** * *** **** **
**** *** * * * *** ** * * * * *** * ** * *

    }
*** * ** * * ** ** *** ** if(a<=50){
**** **** ***** * * *** * * **** ** * ** * *** *** *
*** * ******* * * ** ** **** *** * * ** printf("%d",a);
*** * ** *** *** ** **
** * ** ** * *** * * * ** if(a<=60){
* ** * * ** **** *** ** * ****** *** ******* ** * * * *
* * *** * ** * ******* * * * * *** * ** ***** * *** *** * * * *
** ** ** * * * * * *
**** **** ** **** ** *** *
* * ** * **** * * ** * * ** ** * * * * ** * ** * *** ****** ** *
**** * ** *** ** *** * *** ** * * * ** printf("%d",a);
    }
** * ** *** ***** * *** %.2f",p);
* * * * ** * * 0;
}
answered by (54 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!
** ** *** * **
#define FIXED_AMOUNT 10
int main()
{
** ** ** *** *** ** * n;
* ** **** ** * ** **** ** * * ** *** * *** ***
** * ** * ** *** * ** **** * ** ** * * * *
*** * * * ** * * * ****
* ** * * ** **** **
* ** * * ***** ** * * ** ** ** * * * *** * * = FIXED_AMOUNT + (n*0.6);
** ** *** ******** *** **** ** ** * *** ****** * * ** * * * %.2f",first_30cb);
* * * ** * * *** * *******
** * * *** **** *** if(n<51)
** * ***** ** * *** *
* *** *** ** **** * * **** * *** * = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
** * ** * * * * * * * * ** ** ** ** * ** * %.2f",next_20cb);
***** ** ** * *** * *
** ******* ** ******* ** if(n<61)
** * ** *** * * *****
** ** * *** * * ** * *** ** ** * * * * ** * * * = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
*** * ****** **** * ** ** * *** ** ** ** ** ** *** ** %.2f",next_10cb);
* * *** * * * ***** *
* ** * * ** * * * **
* ****** * * * * *** ** **
** ** * ** ** ** * * ** * **** **** *** *** * *** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
** ** * ** *** *** *** ** **** * *** * *** * *** * %.2f",add_metercb);
* * * ** * **** **
*** * * * * * ***** * ** 0;
}
answered
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 ** ** * * *

int main()
{
** ** ** ** * ** ** * ** * * * a,cost;
* * * *** * *** **** * ** * ** ** * * *

* * * * * ** * * * *** * *
* *** ** ** ** **** *** * *** ** * * * * * * ***

** **** * ** **** if (a>30 && a<=50)
* * * *** ** * * * * * * * **** * * * * ** * **

**** ***** * ** * * * * *** if (a>50 && a<=60)
* ** ** * *** ** * ** ** ** * * ** ** * ** *** * * *

** * ** ** * * ***** * *
**** ** ********* ** * **** ***** * * * * * * * *** ** *** *

* ***** * * * **** * * * *** **** ** ** **

** ** **** * * ** *** * * 0;
}
answered by (-127 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 * *** * * **
#include ** ***** ** **

int main()
{
* ***** ****** *** **** a;
** * * * * ** * *** * * b = 10;
* * ** *** *** * *** * * * * * * *** *
* * ** * * ****** * * *** * <= 30)
****** * * * *** ** * * **** * ** *** * *** = b + a*0.6;
* * * ** ** *** * ** ** if(a <= 50)
* **** *** * *** * **** ** * * ** * ** ** = b + 18 + (a - 30)*0.8;
** ** ** * ** *** * ****** if(a <= 60)
** ** ** * * * *** ** * * ** ** ** * ***** = b + 34 + (a - 50);
*** *** * ** **** * *
* ** * * * * ** ** * * * ** * * ** *** * = b + 44 + (a - 60)*1.2;
***** * ** ****** *** * *** * * * * * * *

* ** * * * *** ** * * 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:108.162.216.86
©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
| 2.3k 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
| 2.2k 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
| 5.3k views
12,783 questions
183,443 answers
172,219 comments
4,824 users