1 like 1 dislike
12.9k 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
| 12.9k 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:172.70.126.17
©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
| 5.2k 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
| 4.8k 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
| 11.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users