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:172.69.17.96
©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