1 like 1 dislike
11.9k 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
| 11.9k 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:172.70.50.26
©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
| 4.7k 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
| 4.4k 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
| 10.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users