1 like 1 dislike
13.2k 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
| 13.2k 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:172.69.214.38
©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
| 5.5k 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
| 4.9k 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
| 12k views
12,783 questions
183,442 answers
172,219 comments
4,824 users