1 like 1 dislike
10.5k 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
| 10.5k 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:172.71.254.7
©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
| 4.2k 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
| 3.7k 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
| 9.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users