1 like 1 dislike
14.7k 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
| 14.7k 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:104.23.243.109
©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
| 6.1k 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
| 5.5k 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
| 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users