1 like 1 dislike
16.4k 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
| 16.4k 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:104.23.197.64
©2016-2026

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
| 6.9k 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
| 6.1k 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
| 14.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users