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:104.23.197.236
©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