1 like 1 dislike
14.3k 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
| 14.3k 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:162.159.115.32
©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
| 5.9k 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
| 5.3k 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
| 13k views
12,783 questions
183,442 answers
172,219 comments
4,824 users