1 like 1 dislike
2.3k 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
| 2.3k 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:172.69.58.53
©2016-2024

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
| 983 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
| 846 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
| 2.6k views
12,783 questions
183,443 answers
172,219 comments
4,824 users