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:172.69.214.204
©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