1 like 1 dislike
12.7k 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
| 12.7k 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:104.22.14.210
©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
| 5.1k 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
| 4.7k 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
| 11.6k views
12,783 questions
183,442 answers
172,219 comments
4,824 users