1 like 1 dislike
11k 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
| 11k 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:172.69.17.59
©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
| 4.4k 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
| 3.9k 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
| 9.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users