Midterm Question 1

1 like 1 dislike
13.3k 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 | 13.3k 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:172.69.17.115
©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 | 5.5k 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 | 4.9k 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 | 12.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users