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:172.69.59.118
©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