1 like 1 dislike
12.9k 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
| 12.9k 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:172.71.254.104
©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
| 5.3k 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
| 4.8k 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
| 11.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users