1 like 1 dislike
14.9k 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
| 14.9k 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:104.23.197.64
©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
| 6.3k 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
| 5.6k 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
| 13.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users