Midterm Question 1

1 like 1 dislike
14.5k 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 | 14.5k 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:104.23.197.94
©2016-2026

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 | 6k 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 | 5.4k 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 | 13.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users