1 like 1 dislike
8.5k 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
| 8.5k views

59 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** *** *** * a;
** * ** * * * * * * *** *** * **** *******
****** * **** * **** **** * **
* * ** * * * * **** **** ** ** *** * * * * * * %.2f",10+a*0.6);
* * * * * **** * * * * * * ** *** * * *
** ****** * ** **** *** * * * * ** **** *** ** %.2f",10+18+(a-30)*0.8);
***** * * * * ***** * ** ***** * ***********
**** * * * * * **** * ** * * ** ** *** * * * * ** * * %.2f",10+18+16+(a-50)*1);
** * * ** ***** *** ***
* ** * * * * * ** * * * * *** * *** **** *** * *** *** *** ******* * ** ****** *
***** *** ** * ** * **** 0;
}
answered by (-258 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()
{
    float a;
* ** ** ***** *** ** **** ** * **** * * *
* *** *** **** ** **** ***
* * ** * *** * **** * *** * * ** **** * ** ** *** * * * * * * * **
* *** ***** * * * * * ** ******* * * * * * * **
* * * *** ** * * ** * ********** * * * * * ** ** ***** * * *** ** **
*** ** * * * *** * ** **** * ** ** ******
*** *** ** * ** *** ** * ** * * *** * * **** * *** *** * * * ** *** * ***
**** ***** * ****** ***
* ** ** ** * ** ***** * * * * **** ** *** * ******** * * * * *
    return 0;
}
answered by (-258 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>
#include <stdlib.h>

int main()
{
    int a;
* **** *** ** ** ** ** * ** * * * * **
* * * **** * ** *** *** * * *
*** * **** ** * *** * * *** * * ** *** *** ** ** *
* * * **** **** * * * * * ** * *** * *** * *
** * * ******** ** * *** * * * ** * ** **** * * * ** * *****
* * * * * *** ** ** *** ******* * ** * **
* *** * **** * *** ****** *** * * ** ** ** * * * *** **** ** * * ** * * ***
* * **** ** * ***** * * ** ** *
**** * *** **** *** * ** * * ** **** * * * * * * *** * * ****
    return 0;
}
answered by (-258 points)
0 0
prog.c: In function 'main':
prog.c:7:13: warning: format '%f' expects argument of type 'float *', but argument 2 has type 'int *' [-Wformat=]
     scanf("%f",&a);
             ^
prog.c:13:20: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("%.2f",10+18+16+(a-50)*1);
                    ^
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
* **** ** *** ***** ** ** a;
** * *** * ** ** ** b;
** **** * ** * * * ** ** *** * ** &a);
* * * ** * * ** * * * a<=30 )
* * * *** ** * *** *** * * * * * ** * * ** * *
* ** ***** *** * ** ** ***** * * ****** * * if (a<=50)
** * * * ** * * ** * * * * * * * * * ** ** ** **
** * ** * *** *** *** ** *** ** * ********* * if (a<=60)
* * ** ** ** ** * *** ********* * * ******** * ** * * *
****** ** ** * *** * * * ****** ***** *** * b=10+30*0.6+20*0.8+(10)+(a-60)*1.2;
*** * * ** * *** **** *** *** * ** * *** * ** * ** ** **** %0.2f", b);
** ***** ********** * * *** 0;





}
answered by (-140 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 *** ****** * ****

int main(){
* **   float fix = 10.0;
****** *** * float n=1.2, n10=1.0, n20=0.8, n30=0.6;

***   float a;
** *** ** float cost;

* **   ** * * * * ** * ***

*** ***   ** * * **
*** ** * * ** * *** *** * **** *** ******* *** * ** * = * *** *

* * ** * * ** * * ** * * ** * ** ** ** * **
** * ** * * **** *** ** * ** **** * ** ** ** = * * ** ** *

** **** * * * *** *** ** * * * ** * * *** **
* * *** * **** * *** * * * * ** * = ** *** * *

* ** * * **** *** * * *
* * * * * * *** * ** ** ** ** ** * * *** = ** * * ** *

* * * * * ** ***** ** ** * * *** * * ** * cost);

*** *   return 0;
}
answered by (-74 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include * ******* *

int main(){
** ***   float fix = 10.0;
* ** ** * float n=1.2, n10=1.0, n20=0.8, n30=0.6;

* *   float a;
*** *** ** float cost;

*   **** ** ** ** * ******

*****   ** ****** **
* *** ** ***** *** * * ** * * * * * ***** * ******* ** = * *

*** ** * * *** * * ******* ***** *****
****** ** *** ** * * * ** * * * * *** * = *** * * ** **

** * ** ** * ** ** * * *** ** * * ** ** * *
**** * *** ** **** * * * ** *** * * * ** * ** = ** * * * * *

* * * ** * * * * ** ** *** ** *
* ** ** * ** *** *********** * * ***** * ** * = * * * ******* ** *** *

* ** ***** ** * ** * ** ** * * *** **** * * cost);

* **   return 0;
}
answered by (-74 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 like 0 dislike
Hidden content!
#include * **

int main(){
** *** *   float fix = 10.0;
** **** ** float n=1.2, n10=1.0, n20=0.8, n30=0.6;

* *** * * float a;
* * ** *** * float cost=0;

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

* *** **** * *** *** ** * * * * ** **
*** * *** ****** ******* ** * * * ** ** * ** = fix+n30;

* * *   ** * *** * ** ****
* ***** * ******** * * *** * * * = * *

* * ** ** ** * * * *** *** *** **** ** * * ** ** *
* * *** * **** ** * *** **** ** ** = * * *

* *** * ** ** * * **** **** *** * **
* * ** * * * * ** ** ****** *** *** * * = * ***** * * **

** ** * ** ** * **** *** * ** ** **** cost);



* *   return 0;
}
answered by (-74 points)
0 0
prog.c: In function 'main':
prog.c:10:10: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
  scanf("%d",&a);
          ^
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main (void)
{
    int a,j;
*** * * *** * * * * * s;
* * * ** * * * ** *** * ** *** **** * *
* ** ** ***** * * **** * && a<=30)
* * * *** * * *** * ** * * ** * * * ** * * * ** **
* * * ********* * ***** * * * * ** * ** (a>30 && a<=50)
***** * * ** **** *** * ** * * ** ** ** * **** * **
* ** * **** * ** *** *** * * ****** (a>50 && a<=60)
* ** ***** ** ** ** ** ** ** *** * ** * *** *** ** * * ***
****** ** ** * * ***** ** ***** ** * * * (a>60)
****** * * * * * * * ** * * * ** *** **** * * *** *
* ** * ** *** * ** *** * * ** * * **** *
* *** * *** * *** * ** ** ****** * * * * * * ** ** %.2f",s);
***** * ****** ** ** * ** ** * * * ***** 0;
}
answered by (-32 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 (void)
{
    int a,j;
    float s;
* ** ** * ** * * **** ** * *** ** ** **** * * *
    if(a>0 && a<=30)
*** ** * **** ****** ** ** * ****** * *** * *
* * ** *** ** ** ***** * **** * ** ***** ** * (a>30 && a<=50)
* ** * *** * **** ** *** ** * * * ** *** ***
* ** ** * **** * ** * * ** * *** * ** * * * ** **** ** *
** * ** * ****** ***** * * *** ** ** * * *
** *** *** * ** * * ****** * * * *** **** ** (a>50 && a<=60)
** * *** ** ** * * * *** *** * **
* ** * *** * ** * * ** ***** **** ** * ** * ** *** * * *** * *** ***** * * * **
* * * * * *** * * ** * ***** *** **** *
* * * **** * *** * ** ** ** * * * * (a>60)
* ** * * * ** ** *** * ** * * **
* ** * * * * **** ****** ***** * ** ** **** * * * *** *** * **** ** ***** * ** ** ** ** *** **
** * *** ** * * * ** ************* ***** * *
** ** *** * *** * **** * * * **** * * * * * *
*** ** * ** * ****** **** ** ******* ** * **** ** * * ** * %.2f",s);
* * * **** ** ** * * * ** ** * * ** * * 0;
}
answered by (-168 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>

float main()
{
*** ** **** ** * a,b,c,d,e;
* * ** ** * *** *** * ** *** * * *** *
* * * ** **** ** ** *
**** ** * ** * * * *** * *
* *** ** * * *** * *
* * ** * *** *


*** * * **** * * ** * (a>0,a<=30)
* * ** ** * * **** *** * * * * * * ** * ***** * ***** *** * %.2f",a*0.6+b);

* ** *** ** *** * ** * * * **** ** * * (a>30,a<=50);
** * * * * ** * *** * * * ** * ** *** ** ** ** *** * *** * *



*** * ********* * ** ** (a>50,a<60)
* ** * * *** * * * ***** * ** *** * ** ** * ** * * * * * ** * * *
***** ** * * * * ********* ** ** * ** * *** * * (a>=60);
* * ** ***** * * * * ******* * * **** * * * ** * * * * * * * *** *

* * * * * * ** * * 0;
}
60/100 answered
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.17.203
©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
| 3.4k 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
| 3.1k 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
| 7.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users