1 like 1 dislike
16.5k 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
| 16.5k 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:162.159.115.9
©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
| 6.9k 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
| 6.1k 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
| 15k views
12,783 questions
183,442 answers
172,219 comments
4,824 users