Midterm Question 1

1 like 1 dislike
10.7k 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 | 10.7k views

59 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>

int main(){

   **** *****  **   ****   * *   * a,b;

**** *  *   * ** *** ** *  ** * * *      *********  ***  
*** ***** * *  * *****  * ** **  *** 
*   ****   ******  *  * * * *  *** * ****    ** * *  * *  * ***
  *  * **  **** *****   ** *  *  * * *  **     ***** * *  * * *  * * *   * %.2f",b);
* ***  *    *   *  *    *
 * ** *  *** * * * ** *  **     *  if(a>30 && a<=50){
      ** *  *****  *    *   **  ******* ****** *  ***        * *  *  ** * %.2f",10+30*0.6+(a-30)*0.8);
    *  *** * **   *    *** *
*  * *   *  **       **** *   * * if(a>50 && a<=60){
* *** *  **  * ***    *******   ** * ** *  **  *   ******  ***   ***** * ***  *  *  * * * 
 *  *  *    ********   
** *****     * ** ** *   **     ** if(a>60){
****** ***  * ** *   *      *  *   *** *** ** **  **   ** * **   ***  *** ****** * *  *  *  * * * * ***
 * * * ** * ** *   ***** ****




return 0;
}
answered by (-301 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
 **    *  * **** * * ***   *  * a,sum;
***     ***   *    **   ****** **    **    **** **
 * *   *       **** ****  *** ** * **
********  ***   *** **   *  * 
 * **    *    ****** **  ** * ***  * *     ** *  ***** *     +10;
*  *** *  **** ** * ******* ***** * ***   ***   **  *** *   *    * *  %.2f",sum);
 **** *  *  * *  * *   **  
* * **    *    ****  ** *  ** ** * if(a<=50)
     *****  **  * ** ***  * ***
  ** *** * ** * **  **  * **   * **  *** **  *     ***  *  0.6*30 + (a-30)*0.8 +10;
 *  ** **  ******  *      ** ** ** ** *** * ** *  *    **  %.2f",sum);
**    *** *** ** * *  *     **
 **  ** *  ** *  **   *  ****** if(a<=60)
    {
   * * * **  *  *  **  * *    ** *** *      **   *  **   * 0.6*30 + 0.8*20 + (a-50)*1 +10;
 * ****      * * *   * * *  *      *** *   ** *     *    *         %.2f",sum);
**    *    ** * * *  **
  ** *** **   * **       * *  
*****  *  ** ** * ***  *
  * **  **** * ***       ** ** * * *** *  *  *  ****    *  ** 0.6*30 + 0.8*20 + 10*1 + (a-60)*1.2 +10;
*    * * ****   * ** ** * ****  ***  **  ***  ***  *** ***  *** *     * %.2f",sum);
* *** *  **      * *  *** *  **
*     ** * * * *** ****  * *  * *  0;
}
answered by (-323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include  ** ****   **
#include * **  ** * *  **

int main()
{
* *  * ** *   ** **** ****     * * * water = 0;

    * ********  *  *** * *    *   * * * ***  * *   *****     

*****      * *    **   ***  < 30)
  * *   * ***    **  ***    *
* * *  * **** **** * **   *  ***  ** **   ****  *** ** **    = water * 0.6 + 10;

 * **  * * **       * ***   * **          ****** *  **   *  *     ** *   * water);
    *  **   * *  * *** *    
 **  *       ** *** ** * *    if(water < 50)
** *    ****  * *** *   **  
    *    *  ****** * **** ***  * * *** * **** ***** ****  = (water - 30) * 0.8 + 30 * 0.6 + 10;

*  ** *  * *  * * *** *    *  ******  **    **** ******* *** ****  * ***** **   ** ***  water);
 *  ***    *  *     ****** * **
  ** *   ****** **  * *   * **** if(water < 50)
  **      *   * ******* *  * * 
** * ***  ** * *       * *  ***  ** **** *****  ***  **  **   = (water - 50) * 1 +  20 * 0.8 + 30 * 0.6 + 10;

  **** *  *   * ** * * * * * ****   *    **** *  ***    *  * *        * * **    water);
    ***  *    **   ***  *  *
  * *  * ***  *** *  ***   **
  **   **    * *** *** * *  
**** ** ** * * * **    * *   *  **    * *   ***  *   *  = (water - 60) * 1.2 + 10 * 1 +  20 * 0.8 + 30 * 0.6 + 10;

***   * * *  *** * * ** *     *  *    * **  ** *** **   * ** ***** %.2f", water);
 * *   **    ** * ***   ***  ** *

 ***  **  * *   *  * ***** *  0;
}
answered by (-285 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
    ** * **  *  * ** * *** *    **  a;
* **  * * * ****   * **** **  * *     ** * ***** *******
   ** **** ********* **  *  (a<=30)
*   ****  *     *  ****  *   *   
* ** *     *** * * * ** ***  * * *   *    *******  **** * **  **  %.2f",10+a*0.6);
*  * * ***  ** ** **  **  *  
 ***** *   * * **** * * **** if (a>30 && a<=50)
  *  * ** * *** ** *  ** *** **
  **   ** * ***   *** *** ** ***   *    *** *****   *   * **** %.2f",10+30*0.6+(a-30)*0.8);
*  *** **   ** * **  ** 
  *   *** * **   ***     ** *  if (a>50 && a<=60)
 *  ** *** *********    ***
**  *    *****     ** **  * *  ***   * * ** * * * ***  ** **  **  * ** * **  * ** *  * *   * *
  ** *****  *        * *    *  *
** ** ****   ***** ** *** *  * if (a>60)
    ******* *  *** **** **
*   **  * **    *  ***  ** * * ** ****  * *****  *** *   *   *   * *****  *   **  ***   ***  *    *
  *   *** ***** *  *****  
}
answered by (-214 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
   ** ********* * *  *****       *  *   meter,cost;

****    * * **   * ***   *** * ** **  *      ** **  * *  *

 ** ***  **     *        * ** * *  ****** * ****
  *  * ** *  ** *   *   *   ****    ** ** * *   ***   *** *  ******  
 *  *    ** ***  * * *   **    *  **   **** **  ** **** * **  ***  %.2f",cost);}

* *  *   ** *   * * * ***    * if(meter<=50)
*  ** * **   ****    ********    * ** *       *  * *  ** *     **   ****
****   ** * ** *   ** * * * *** **     *** **** **   *** **   ****** %.2f",cost);}

*  ***  ** **  **    *  * * * **  if(meter<=60)
**** ***  * * *   *** * * * *   * *  * ***  *  ** * ********    * ***   ***
*** **        *      ******  ****  *** *  ** ***    ***    *   %.2f",cost);}

*  ** ***  ** ***** * *** 
 **   *  ***  * * * * *  * *  * ** *  ***    * *  *** * *** **  *** *  *** **  *** **** * 
* *  ****  *** *  *  * * ** ** **    ** *** *   **** *******  *   * *** %.2f",cost);}

 *  * * **     ***  *  *  **** * 0;
}
answered by (-16 points)
edited by
0 0
prog.c: In function 'main':
prog.c:9:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Wformat=]
     scanf("%d",meter);
             ^
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include     ** * * *  
#include   **  * * *  *    

int main()
{
* ***** * ***      *    * * *   a,cost;
**** **  ** *  * *  **********   **       *   *

  **  * *  ***** **   **   *   ***  *** *
   ****  *  **     * * *    *** *    **  * **   *  ** ***

      * *  *  **  **** ** *  if (a>30 && a<=50)
**** **   * **  * * *** ** *** **     *     *   *  * ** ** **** * * *   

 * **   * ** * *       ** *** **   * if (a>50 && a<=60)
   *** ***    * ** * * *****   **     * * * ** * * *     ** * ** 

*     * **  ** * **  ***         * 
  *** *  *  *   * * *  *  *  ****  *  *  *  *  *  ***   ** ** *   * ** ***  * *

  * *  ***  *** *   * ***** * *      ****     %.2f",cost);

  **   *  *  ** *  * * **  *  *   0;
}
answered by (-127 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
  * *    * ****  *   ** ****    a,p;
   * *    *** **  **   **  ** *  * *     * **  **   ***
*  *       *** * ** *** ** *     ** **  
*** *   *** * ** * *    *** ***   **  *  *  *   ***  * * * 

    }
 *    *** *    ******* *   ***    if(a<=50){
  ******* **  **       ** * *   **     ****** *    *  ** *** * ** * *** *
 *****   *   *  *  ***  * * * *    *** *     * ** * printf("%d",a);
 **   **  *   **  ***********
 * *  **    * * ** *** **  * * if(a<=60){
 *** *  ***** *  * **** ** * *  ***   ***  ****       * *  * **  *** * ****
* **  ******      * *** *   * *** *** ** ** ** * *******  **  * * *    *** *  * ** 
  **   *** *    ** *** *****
 ** *****  *   * *   * ** *
 *     * ** *  *  ** **   ****    **** ** ***** *** *******  *** * * ****  **   **
*** *   * * **  * ** *   **  *****  **        *      printf("%d",a);
    }
  *   ** *    * ****    **  **   * ***  *  *  %.2f",p);
 * **  * * *  **** ***  ** *** *   *  0;
}
answered by (54 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 *  * *  *   * * 
#define FIXED_AMOUNT 10
int main()
{
**    *** **    *** **** *   n;
*      * * *   ** *** ** *  * *   *   ****   ** **  ***   *  **  
  ****    *  *  ** **** *    *  **  *   ****   ** ** 
   ***  * * **        ****  **    * *
******* **  **   ***  * **
 *  ***  * *** * *  *  **** * *   **  ****  **  * ****** *** * = FIXED_AMOUNT + (n*0.6);
   ****  * ** * **** ****   *  **  *  **  *  ***  * ***  * *  ** %.2f",first_30cb);
**  *** ***  ******   **  *
**** * ** * **   *    *****  if(n<51)
    * ** ********    *   **
***  ** * *    *  *  *** * * * *  *  *  * *** ***  ** * * ** * * * ***   = FIXED_AMOUNT + 30*(0.6) + (n-30)*0.8;
 **** **** *****  *** ****  * *   ****    *  * * * * ***** *   *          %.2f",next_20cb);
*** ** *******    ** ******* 
*     *  *  ** ** ***  *   * *  if(n<61)
** *    * * ****  *  ***  **
*     ** **** * ****     ***   ****  *   **   *     ** **    = FIXED_AMOUNT + 30*0.6 + 20*0.8 + (n-50)*1;
**     *  *  ***** **    **     * *** *      **  ** *** *  *** ** * * * *  %.2f",next_10cb);
* * * * *** ** *  * 
  *   **  **  * **  ********  * ** 
 ****   *   * * *    *  ** 
 *  **   *** *** **** *     * **  *  *  *  ***   **       * ** = FIXED_AMOUNT + 30*0.6 + 20*0.8 + 10*1 + (n-60)*1.2;
   * *  *** * ***  * * ***    *****  * * *  * * *  * ** * *   *** ***      %.2f",add_metercb);
**  *   **  *  * *  *    
     ***  ***  *** *******  *  ** 0;
}
answered
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include ** ** *    **** * 

int main()
{
** * * *     *** *   a,cost;
** * **    **    ***** *   *   **  * * * *  ** ****  

 ******* *    * ** ***    *** * ****** *
*** * ****     * *** ****   ** **** *** * ***** *  

* ** **  ****  *** ***     * * * if (a>30 && a<=50)
   ***  * ***   ** * ***  ** *  * *   ** ** * *     *** ** ** *  

********   *** **     *  * *  if (a>50 && a<=60)
     ***** *  *** *  * *    * *  *   *    ** **   ***  * ******  * *    *   

****    * **   *** *  ****  ** 
 * ***  * ** * **  *** * * *  **  ***  ** *  **** **    *  *****  *** ****

   **  *** * *   *******  **  ***  * ** * ** * *  *

* ***  ** ***** * **    *****  * 0;
}
answered by (-127 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include   *   *  **  
#include * *  **   * **  * 

int main()
{
*  * ** *       * *   *    *  * * a;
* *   ****  **  *  ** *** *    b = 10;
 **   * *   ***   *** * ***** *** * *  * * ***** *** *
*   *  * * **   *  ** **  * <= 30)
** ***  ***    **     * ***** *  ***** ****   **  * ** **  * = b + a*0.6;
  *****   * *****    *  ** *  * if(a <= 50)
 *   **   ** * **  *    **  ****** * **    ** ********* = b + 18 + (a - 30)*0.8;
 ** * * ******   **  ***     **  if(a <= 60)
*** ***   * ** *   *** ** ***   ***  * * *  **     * * * * = b + 34 + (a - 50);
*** **** *  *  * *  * * **
 ****  ***  **  *      *****   * ***  ***** *  ** ***  **  ** = b + 44 + (a - 60)*1.2;
     *  *  **** *** *  *  * * *  *  ***  * * *******  

    * **          *   *    **  **  *    0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented by (4.3k points)
Page:
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
Midterm Question 1 - Makeup
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36750 - Available when: 2017-11-15 14:10 - Due to: Unlimited | 4.2k views
0 like 0 dislike
15 answers
Midterm Question 6 - Makeup
[Exam] asked Dec 9, 2017 in Midterm by thopd (12.1k points)
ID: 36755 - Available when: 2017-11-15 14:10 - Due to: Unlimited | 3.8k views
0 like 3 dislike
58 answers
Midterm Question 6
[Exam] asked Nov 15, 2017 in Midterm by thopd (12.1k points)
ID: 32710 - Available when: 2017-11-15 14:10 - Due to: Unlimited | 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users