1 like 1 dislike
13.6k 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
| 13.6k views

59 Answers

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);
* * * * * *** * * * * * * *** * ***** *** ******* ** * %.2f",((a-30)*0.8)+b+c);
* * ***** * * ***** * * * *** * * **** **

*** * * **** ****** * (a>50,a<=60)
* *** ** * * * **** * * **** ** ** * ** **** ** *** * *** **** * *** **** * ***
* ** * * ** * ** * * * ** * * * * **** *** * *** * * (a>60);
* * * ** * * *** * * ** * * ** * * * *** * * * * * * ******** * * *

* * ******* **** *** * * 0;
}
answered
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>

float main()
{
** ** **** ** ****** * ** ** * ** a,b,c,d,e;
*** * ** ** ** * * * ****** ** ** * * * * **
*** * * * *** ** * *
* * **** ****** * * *****
* * * ** * * * ** **
****** * ** * *** * *


    if (a>0,a<=30)
* * ** ** * * * ** * * * * * ** * ** * ** ** * *** ** **
* * * **** ** * * * ** * * *** ** * ****** (a>30,a<=50);
* *** * *** ** ** ** ** * * * * * ****** * * * * * *** *** * **** **
* *** ******* ****** *** * ** * * * * ** * ** *

* * ** * *** * (a>50,a<=60)
* *** * ** ** * ** * ** **** *** * *** * * * *** *
* * * *** * * **** **** * * *** * **** (a>60);
** * ** ***** * *** ** ** * **** *** ** *** * * * * * * * ***

** ** ** * * * ** * *** ** 0;
}
answered
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!
answered by (-32 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
0 1
/usr/lib/gcc/x86_64-linux-gnu/6/../../../x86_64-linux-gnu/Scrt1.o: In function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status
0 like 0 dislike
Hidden content!
#include<stdio.h>
int main(void)
{
***** **** ** * ** **** total;
* * *** * * * *** m;
* * ** * * * *** *** *** ******* *** ****
** ** * ** * * ** * *
* *** ** * *** * **
*** * * * ** ** * * ****** ** * * * * *
** * *** * * ** * * **** * ***** * * **** *** * *** %.2f",total);
* ** * * *** ** **
** ** * ** *** * * * *** && m<50)
    {
* * * * * * ** * * **** ********* * * * *** ** ** ****** * * *
* * * * * * * * * * *** * * ** ** ** * ** ** ** %.2f",total);
    }
* * ** * * * * *** ** * *** *** && m<60)
* ****** * * * * *** *
**** * *** *** ** * *** **** **** * * * * * * *** * * * ******
* * ** * *** *** ***** * *** * * * * ******** %.2f",total);
** * * * * * ** * ** *
* **** ** * ** * * ** *
**** ** * *** ***** **
****** ** ** * *** ** **** ** * *** * *** * * * ** *** * ** ******
** **** ** ** ** * ******* * ****** * * * ** * ** * * ** %.2f",total);
    }
*** * * * **** **** * ** 0;
}
answered by (-249 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<=30)
** *** *** * ** ** ** *** ** ** *** ***** * * * * **** * **
******** ***** ** **** **** ** **** ** ** *** (a>30<=50);
***** * *** * * * *** * * * *** ** ** * *** * * *** * *** * *** ** ***** * ** **


    if (a<=50)
* *** * ** ** * * * ** ****** ** *** ** ** ** * * ***** ****
*** *** ****** *** * * * ** * ** * **** * (a>50);
*** ** ** * ** * * * *** ** * * * ** ** ** * *** ** ** **** ** ** ** * * *

    if (a<=60)
* * * *** ** * *** ****** *** ** * ** * ** * ** **** *** * *** * ***
***** * * ** ***** *** ** * ** *** ** **** * * (a>60);
***** *** ** * ** * ***** * * * ** * ***** ******* * * ** ****

* * * * * ** ** ** ** 0;
}
answered
0 0
prog.c: In function 'main':
prog.c:23:20: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("%.2f",((a-50)*1)+b+c+d);
                    ^
prog.c:26:20: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("%.2f",((a-50)*1)+b+c+d);
                    ^
0 like 0 dislike
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** * * ** * *** *** a,b,c,d,e;
* * *** *** * ******** **** * **** **** * *
*** ********** *** * * *
**** * * * **
** * * * * * * * * * * *
* * * *** *** * * **


* * * *** ** ** * ** * * (a<=30)
**** *** * **** *********** * ** * * * * * * * * * ***
** ** * * * * ** ** * * * ** * * * * (a>30<=50);
**** * ** * **** * * * * ***** * ** ** *** * ** * ****** * *


    if (a<=50)
*** * ** *** ***** * *** * *** * * * * ** *** * ** * ** *** ** ****
******* * * * *** * ** ** * * *** ** **** (a>50);
* ** **** * * ** * * * ** *** * * ** ** * ** ** *******

    if (a<=60)
* * ** *** *** **** * ** *** * * * * *** * * * ** **** * *** * *** ***
* ** ** ** *** * **** * ** * ** ** * ** * ** (a>60);
* * ** * * ****** *** * ** **** * ** * * **** ****** *** **** * * **** *

* **** ** ** * ** ** ** ** 0;
}
answered
0 0
prog.c: In function 'main':
prog.c:23:20: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("%.2f",((a-50)*1)+b+c+d);
                    ^
prog.c:26:20: warning: format '%f' expects argument of type 'double', but argument 2 has type 'int' [-Wformat=]
         printf("%.2f",((a-50)*1)+b+c+d);
                    ^
0 like 0 dislike
Hidden content!
#include * * * **** *

int main()
{
* **** * * * * * * *** use;
* ******* ** ** * *** ** * **** * * netamt;
* * * * **** * * * * ***
* * * *** * *** * **** **** <= 30)
* ** * ****** * * **** = use * 0.60;
* ** **** * * * * *
else if(use <= 50){
sec2 = 18 + ((use-30) * 0.80);
* ** **** **** *
**** * * * *** * * * if(use <= 60)
* * * * * ****** * *
** *** *** ** ** * * *** *** ** *** **** ** = 38 + ((use-50) * 1.00);
* * ****** *** * * ** **
* * ** ** * * * * ** if (use * *
* **** *****
*** ** *** * ***** ** * ** *** ** *** *** * = * ** * ** * **
* * *** ** * ***
netamt = * **** ****
* * * **** **** * ** **** netamt);

* ** **** ** * ** * ** 0;
}
answered by (323 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 * ** **

int main()
{

* * * ** *** * water_c;
***** ** * *** * nt=0;
* * *** *** nt1=0;
  int nt2=0;
* * ** ** ** amt=0;
* * ** * * * amt1=0;
* * * * ** at=0;
** **** * * total=0;


* * * **** **** ** * *** &water_c);

  if (water_c < 30)
  {
* * ** * * *** * ** * * * ** * * ** * * + 10);
  }

*** * * *** ** if ** *** * * ** * * *******
  {
** * * * ** * **** * * *** * *** *****
** ** * ******* * ** **** ** *** * * *****

* ** ** * * ***** *** * * > 20)
* * * * ** *** * * * *** *
* * * *** ** * * * ***** *** * ** ****** * * * ***** ** * * * **** * * * *
** *** **** ***** * ** *** ********** * * ** ***** ** * *** + amt1 + 10;
* * * * *** ** * **** ** ***
** ** * * * * **** **** *** *
* ** **** **** * ** *** * *** * *** *
**** * ***** **** **** * * ****** *** ** ** ** * * * * *** ** *
* * * * ***** * * **** * ***** ** * * * ** *** * * ** * ** * **** + amt1 + 10;
** ** * * ** ** * ** * ** **** ** * ***
** *** * * * * * * ** * ******
  }

* * *** ** * if (water_c>60)
  {
* * **** * * ****** *** * *** *** * **** *** * *
* ***** ** ** * * *** **** * ** ** * ** *** * * * *** ** *** * ** * *
  }

* ** * * * ** * * **** %.2f", total);

** ** * ***** ** * *** ** **** ******** ***** * * **** 0;
* ** * ** **** * *
answered by (-193 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 * * * * ** *

int main()
{

******** ** water_c;
* * ** * * * nt=0;
**** * * * nt1=0;
*** ** *** nt2=0;
* * * * ** * amt=0;
** ** ** * ** amt1=0;
* * **** * * at=0;
** ** ** ** total=0;


* ** ********** *** * * * * * &water_c);

  if (water_c < 30)
  {
* * ** * * *** ** * ** ** * ** **** + 10);
  }

*** * ** *** *** if ***** * *** **** * * * * **** *
  {
* * ** * * * ** *** * **** * * *** ** * ** ** **
* * ***** *** * ** ****** * ***** ** * * **

*** ** *** * * * * **** ** * ** > 20)
*** * * *** * * * ** * * *****
*** ** ** ** * * ** ** * * ** **** * ** ** *** *** * * *** * * * * ****** *
* * * * ** * ** ** * * **** * ** * * * ** ** *** ** * * * *** + amt1 + 10;
* * * * ** * *** * ** * ******* ** * ****
** *** * * ** * *** **** ** * ** * * ****
* ** * * * ** ** * ** ** ** * * *
** ** * * * ***** * ** * ** * ** * ***** ** * * **** ** ** ** *
** * * ** ** ** ** * ****** * * *** ** **** + amt1 + 10;
***** ** * * * * * ******** **
** * ** * ** **** * * ** + amt1 + 10;
  }

* * if (water_c > 60)
  {
** * *** * *** * * * ** * ** * * * * * * * ** - 60;
** * * ******* * **** * * * ***** ** * ** *** * ** *** * ** **
  }

* ** **** ** ** ** * * ** * * total);

* **** * * ***** * * * * * ** ** * ** * * 0;
**** *** * * * * ***
answered by (-193 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>
int main()
{
* * **** ** * * ** * a,f;
* * ** ****** *** ** **** * ** ** * **
* ******** * ********* *** *
    {
** **** **** * * ** * * *** *** * * * * * *****
** *** ** * * * *
* **** * ** * * * * * * * * ** ** **** * * * * **
    {
* * * * ** * *** * ** *** *** ***** ** * ** *
* ** * ** ***** ** *
* * ***** * * *** **** ** ** ** * * * ** * * **
*** * ***** * *
*** * ** ** * * *** * * ******** *** ** * * ** ** ***
    }
* **** ** ******* * ***** * if(a>60)
* * ** * ** * * *
* ** * *** * * * ***** * *** ** ** * * ** ** *** **** *
    }
* * ******* * ** *** ** **** *** ****
}
95/100 answered by (-255 points)
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:172.69.214.150
©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
| 5.6k 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
| 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
| 12.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users