1 like 1 dislike
8.3k 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
| 8.3k views

59 Answers

0 like 0 dislike
Hidden content!
#include<stdio.h>
#define FIXED_AMOUNT 10
int main()
{
** ** *** ** * ** * * **** n;
* * ** * * ** * ** * ** *** ** * *** ** *
* *** * ** * *** *** * *** * * * *** *** *** * * *
* ** * * ** * *** **** * *** * ***
** * *** * **** **** *
*** * * ** **** * * ** * *** * **** * ** * = FIXED_AMOUNT + (n*0.6);
* ** ** ** * * * ** *** * * ** * * *** *** ** **** * * ** * *** *
* ** **** * ** ** **** *
* ****** ** ** if(n<51)
    {
* *** *** * **** ** * * *** * * ***** ** ** **** ** = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
* ** ** * **** * * * * *** ** * * ** * * * * *** * ********** * ***
    }
* * *** *** ** ** **** if(n<61)
* * * *** *** ***
** ****** * * ** * *** * ** * * **** ** ** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
* ** * * ** * * * * * *** * * ** * ** ** ** *** * * ***** * ***** **** **
*** * * * ** ** ***
* *** ** *** ***** *
** * *** * ** ****
* *** *** ******* ** ****** ****** ** * *** ** ** * = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
** * ** ***** * * *** * * * * ** *** * * * * ****** * **** * *
* * *** **** * ***
* * * * *** *** *** ** * ** 0;
}
answered
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<stdio.h>
#define FIXED_AMOUNT 10
int main()
{
* * * *** * * * * *** n;
** * ** * * **** * * * * *** * *** * * ** * ** * *
**** * *** ** * ** * * ** * **
** *** * ** * * ** * **
* ** * ****** * * *
** ******* * * ** ******* * * ** * * ***** *** * = FIXED_AMOUNT + (n*0.6);
*** * ** * * **** * *** * * ** ** **** *** * ** * * * * * ** ** * *
* * ** * *****
* * * ** *** * *** * if(n<51)
    {
** ***** * * * * * * ** * * *** ** * * * * *** = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
** *** * * * * * * ****** * * ** ******* ** * * * * * ** * ********
    }
* ** ** * ***** * *** if(n<61)
** ** ****** * ** *
** ** * * * * * **** ***** *** *** ** ** ** * = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
** * * * * ** ** * ******* * * * * ** * * *** ** ***
* ** * * * **** ***
* ** * * ** **** ***** **
** *** **** ** * * **
* * * * * * * * ** ** * ** * * ** * *** ** *** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
* *** * * ** * *** * * ** ******** **** ** * * * ******* * *** ******
** * * ** * ** *
* * *** ** * * **** *** ** 0;
}
answered by (-281 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!
* * *** * * **

int main(){
* * * * * * * v;
* * ** ******* * *** *** * * * *
* * ** * * *** * * **
* * ** *** ** * * **** **** * ** **** *** ***** * *** * %.2f",10+0.6*v );
* * * **** * **** * ** **
* ******* ** * ** * * if(v<=50){
* ** * ****** * ****** * *** ** *** **** ** **** * *** * * ** %.2f",10+0.6*30 + 0.8*(v-30) );
* * ****** * * * * ** *
******* * ** * * * * * * if(v<=60){
* * *** * * **** ** **** ***** *** **** * ** * * * %.2f",10+0.6*30 + 0.8*20 + 1*(v-50) );
* * * * * * ********** ***
***** * * * * ** *
** ** ** * ******** ** * * ** * ** **** * * * * ** * ***** ** ***** + 0.8*20 + 1*10 + 1.2*(v-60) );
** ** **** *** ** **** ****
*** **** * *** ** 0;
}
answered by (-116 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()

{
* * ** * * * * ** * *** * * input,sum=0;
** * **** * * ** * * ** **** * ** ** ***

*** **** * * * ** *** * (input<=30)
** ** ** ** ** ****
*** ****** * * * * * * **** ** * * ** * ** * **
*** ** * * ** ** *** * * * * *** * * ******* ** ** * ** ** ** %.2f",sum);
**** **** * *** *
* ******* ** * *** * *** if (input<=50)
    {
* ** * * * * *** * * * * **** ***** ** ** *** *
* **** ** ***** * * * * **** *** * ** **** * * * * %.2f",sum);
** * * * ******** * * *
******* **** ** * ** * ** if (input<=60)
    {
* * * *** *** * ** **** * * * ** ** * *** * ** * * ** *
** **** *** * * * * * **** ****** ** ** *** ** * * * *** * * %.2f",sum);
***** * *** * *** * *
** * *** ** * * * ** if (input>60)
* **** * * ** * * * * *
* ** ** ** * * * * * ** ** * * * * * * ** **
* * * * * *** **** ******** ** * ** ** ** *** ** ** ** *** %.2f",sum);
*** ** ** ****** * * * **
*** * * * ** * ** ** *** ** 0;
}
answered by (-249 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()
{
* ** ** ** * * **** ** ** * *** x,y;

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

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

***** *** * **** * *** ******* * if (x<=50)
******* **** ** ** * * * ****** ** * ********** * * **

****** **** *** * * if (x<=60)
** ** ** * * ** ***** ***** ** * * * * * * * *** * * **

* ***** ******* ******* y=10+30*0.6+20*0.8+10+(x-60)*1.2;

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

** * * * ****** *** ** 0;

}
answered by (-196 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()
{
* * ******* ****** *** ** * a;
* * * **** * ** * ** * * ** *** *** ****** **** *
* ** ***** ********** **** * ** * * ** **
*** * *** ** * * **** * ***** * *** * **** * * ** *** %.2f",10+a*0.6);
** * ** * ****** ** * * * **** * ** * ** * * ** ***
**** * ******** ** * **** ** ** * *** **** * ** %.2f",28+(a-30)*0.8);
*** * *** ** * * *** *** * * ***** * ** **
* * *** * ** ** * ** **** * * * * * * *** * * * * * %.2f",44+(a-50)*1);
** * ** * * ** **
*** *** * * ** * * ** * ** * * *** * * ** *** ** *** %.2f",54+(a-60)*1.2);
* * ** * *** * ** *** * ** 0;
}
answered by (-498 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()
{
** ** **** ** * * * * ** * * x,y;

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

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

* * *** * ** ** ** * if (x<=50)
* * * * ** * * *** * * * * * ** ** * * ******** * * * *** *

*** * *** * ** ** * * ** if (x<=60)
** ** ** * * ***** ** *** * * **** *** *** * *** * **** * *****

*** * ****** * * * * * * y=10+30*0.6+20*0.8+10+(x-60)*1.2;

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

** * * ** * * * **** 0;

}
answered by (-196 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<stdio.h>

int main() {
* * ** * * * * * * a;
* **** * **** ** * * b;
* * ** * *** * * * ****** * * ***** ** &a);
** * * ** *** *** * * * * {
* ** ** * **** * * * *** *** * * *** * * ** *
* * * * * * ** * **
** * * ** * **** *** * *** * if(a>30 && a<=50) {
***** ****** * *** ******** ***** * *** * **
*** ** **** * *
* ** * * ** ** *** * if(a>50 && a<=60) {
* *** ** * ** ** * * * * *** **** * **** ** *
* *** * * * * * ****
* * ** * *** * ***** ** if(a>60) {
* * * * * ** * * ** *** * ** * **** * ***** * ** **** *****
* **** ** **** * *****
** * *** * * ** ** * * * * * * ** %.2f", b);
}
answered by (-120 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()
{
** * ** * * * ****** a;
* * ** * * * * ** * * ** ** * * *
*** ** *** * * * * * * * ** ** ** ** * *
* ****** ** ** * * * *** ** * *** ** ** * * * * %.2f",10+a*0.6);
* **** ** * *** **** * * * * * **
*** ** *** * * ** * ***** ** *** ** * ** *** *** * *** * * %.2f",28+(a-30)*0.8);
** * **** * * * ****** ** ** ***** * * * ** * * **
* ** * *** * * * * * ** ** * * * *** ** **** ** ** * * ** ******* %.2f",44+(a-50)*1);
** * *** * ** **** ** ***
** * *** * *** ***** * * * ** ** ** ** * * ***** *** %.2f",54+(a-60)*1.2);
*** ** ** **** * * * 0;
}
answered by (-498 points)
0 0
prog.c: In function 'main':
prog.c:13:26: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("Cost: %.2f",44+(a-50)*1);
                          ^
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.194.136
©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
| 3.3k 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
| 3.1k 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
| 7.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users