1 like 1 dislike
12.8k 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
| 12.8k 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:172.70.50.50
©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
| 5.2k 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
| 11.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users