1 like 1 dislike
7k 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
| 7k 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:172.70.131.69
©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
| 2.8k 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
| 2.6k 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
| 6.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users