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:162.159.115.9
©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