1 like 1 dislike
16.8k 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
| 16.8k 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:104.23.197.94
©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
| 7k 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
| 6.3k 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
| 15.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users