1 like 1 dislike
2.3k 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
| 2.3k 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:172.71.254.16
©2016-2024

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
| 999 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
| 864 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
| 2.6k views
12,783 questions
183,443 answers
172,219 comments
4,824 users