1 like 1 dislike
16.2k 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
| 16.2k 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
| 6.8k 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
| 14.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users