1 like 1 dislike
12.3k 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
| 12.3k 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:172.70.50.27
©2016-2025

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
| 4.9k 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
| 4.5k 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
| 11.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users