1 like 1 dislike
7.1k 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
| 7.1k 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:172.70.130.189
©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
| 2.8k 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
| 2.7k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users