1 like 1 dislike
11.2k 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
| 11.2k 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:172.70.126.9
©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
| 4.4k 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
| 4.1k 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
| 10k views
12,783 questions
183,442 answers
172,219 comments
4,824 users