Midterm Question 1

1 like 1 dislike
15.2k 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 | 15.2k 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:104.23.197.237
©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 | 6.3k 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 | 5.7k 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 | 13.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users