1 like 1 dislike
15.8k 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
| 15.8k 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:104.23.197.94
©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
| 6.5k 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
| 5.8k 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
| 14.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users