1 like 1 dislike
11k 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
| 11k 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:172.70.178.45
©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
| 4.4k 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
| 3.9k 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
| 9.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users