10-12 Exercise: A water supply company

1 like 0 dislike
16.9k 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

 

[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 26465 - Available when: Unlimited - Due to: Unlimited
edited by | 16.9k views

91 Answers

0 like 0 dislike 
Hidden content!
 *   **  *  *  * **
int main()

{
*  * ****   *  *   ** **  meters, cost;
***     ** *  ***  ****  * *****       *** **   * &meters);
*   *  * *  **  * ****  ***  
** *   *  **   **     *   *  *  *  <= 30)
 ***  *  * ****   * **** * *    *     * ***   **  *  **  = 0.6*meters;
***   *    *** **   * ***   if(meters <=50)
   **  *****  ***** *   *  **** ** * * **** ** *** = 0.6*30 + 0.8* (meters -30);
**  * *  * * ** ******** *** if(meters <= 60)
  **  ********** **    *  ****        * *   **  * = 0.6*30 + 0.8*20 +1*(meters-50);
  **   *** ** ** **    * * ****
*  * ***    *  * **** * ***  *** *       ** *   * **** =   **     *  * *   ;
  ***  *  ** * *   ** *** ** 
*** ****  ***     **   *****  += 10;
* *  **     * *** ** **    *  *  %.2f\n", cost);
** * *  *  *  ** *  **  * 
   *   **** **  ***    *  *    *  0;
}
answered by (-233 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!
 *   ** **  ** ***   * 
int main()

{
  *  ** * * * * *  *  **  *  meters, cost;
*  *  ** * *** **   *** *  *******  * * * * &meters);
  ** *  *** ****     *   *
*    * *     * *****  **  * ** *  ** <= 30)
**  * **  ***** *****  **  ***** * ** * *   ** ** *** *  * = 0.6*meters;
  *  *  * *** *  * * ***   * if(meters <=50)
 ******      *  * ****  **   *    *    *  **  * **   = 0.6*30 + 0.8* (meters -30);
 * *  **  * *      *** * ***   if(meters <= 60)
* ***  ***** **    **** *     ***  * ***   ***** ***  *   = 0.6*30 + 0.8*20 +1*(meters-50);
*  *** * ***** *   *     *    
*  **    ** * *   * *  *** ***  **** * *        * **  *   = *   ***  *   ***  *   ;
  *  *   *****  *** ** *    *
*** ** * ** **** *   ***  * += 10;
* ** *  **  **  ****     * ***   * ***  %.2f\n", cost);
**   * ** *  *  ** * ****  **    *
   **   **** * *  *** *  **    * 0;
}
answered by (-233 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 <stdio.h>
int main()
{
    int a,b;
   ** *    * ** ** * **   *  *   total;
   **** ** *****      **** * *     *** *  *    *     
*   *  *    *      *** *** ****  * * ** ***   * ** 
*   *   * *  ***  **   *     *  *  *  ** * ***** **   *  * *  ****   *  *  ** 
 *   *** *** *** ****   **** * *  ** *  ***    **** **  * ***  *   
 * ***  **   *  *  ** *  *** *  * **   **** * * *
 * * *      * ** ** *   * *  * *  **  *  *  
*  **  *  ** *   ** *** ****  *  **** * *  * %.2f",total);
 * *** * *  *    *  * *  0;
}
answered by (-32 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 ** ** * * * * 
int main (){
int a,b,c;
float  * *   *  *** **
* **   *  *    * * number");
     *** * *     ***     **** 
total1=10+a*0.6;
**** *****       ***** * * ***
*** ** * ***  **  * ** ***  *
  *   * * *    **  ****** * *
*  *  * * ** 
 ****    *  * *    **** ****   
 * * *******  ** * ****  
  *****  *  *  **  *** **      
 *  * **   *
*  * * *****  *  ****       * *

return 0;
}
answered by (16 points)
0 0
prog.c: In function 'main':
prog.c:6:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&a);
          ^
prog.c:10:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&b);
          ^
prog.c:14:10: warning: format '%ld' expects argument of type 'long int *', but argument 2 has type 'int *' [-Wformat=]
 scanf("%ld",&c);
          ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
int b=10;
float a,c;
    scanf("%f",&a);
** *  * **      *  * ** *  *  *  ** ******** **  **  ** ** *  * **
        *****   * **   *** *  *  *   *** ** ** * *  ** ****   ** *** ** ***  
  **   ** *  *  ****** * *     *** * **   *  * ***  ** *  if(a>50)
* **  *    *** *  *  ***  *   ** * **   * ** ********* * ***** *      ** *   
 **** * **    *** *  **     * ***** **  * *   * ***** if(a>30)
***  ***  ** ***  * ***** * *** * **   *   *  *  **  ** *  ***  ** 
 **   *   **   ** ** ****    *******  *    * *  * * ** * *  if(a<=30)
  ***   * *  ** **  ***   *  * *    *** **  **** *  * 
* * * **** * *** *******  *** *** * ** ****   ** * ***  * ** *** ****    * 
*** *         **  **** ** **   ***  * ** ** * ****** **  * ***    0;
}
answered by (64 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 *  *    *   *** 
int main()
{
  ***  *** *   **  *  *  *    ** **    a ,b,c,d,e,f,t;
 * *   *  ** **      * * ** ***       *** ***  *** 
* *** ****   ****    ******     * *** **
****  *   *    * *    **  * ** *******      * ** **   *  + 30*0.6 + 20*0.8 + 10*1 + (a-60)*1.2 ;

* *  **** **  * ** *   **   * * *   *   *  *   
* **** **   *  *   * * *** *    ****  * *   *  ***   *** + 30*0.6 + 20*0.8 + (60-a)*1;

* ** **  ****   ****  *    *** *   *****   *  
 ****  *  ****   **** * **  * * **   *** ** *  *** + 30*0.6 + (a-30)*0.8;

** * *** **    * * *   *** ** ** ** * *  * *
* * ** ****  ** * *    * **  * *   *  *** * ***** + a*0.6;


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

 * * *    **    *** ** * *** * 0;
}
answered by (-32 points)
edited by
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
commented by (4.3k points)
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
commented by (4.3k points)
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
commented by (4.3k points)
0 0
prog.c:2:2: warning: return type defaults to 'int' [-Wimplicit-int]
  main()
  ^~~~
commented by (4.3k 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 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,TOTAL=0;
*    *** *     * ******* * *  * *** ****  **** *   * **
 **    *******         * *** (a<=30)
 *  **   *   ** ***** * * *  
  **   *  * *  * * ** ***  *     *   *   **  ****  *  *** ***
* *  * ** *  * ** **  ***   *   * ****     *  *   ***** **  %.2f",TOTAL);
*   *    *   *** ** ****     *** *
    *** * **** * *   **  * *   if (a>30 && a<=50)
  **     ********  *****    *
   **  ******* *  *   **  *  **    *  *   *    * *** * ** **  *** * *   **
 ** * *********   * *  *** *  ** * * *   ***  *** **   ****** *   * ***** %.2f",TOTAL);
     ***    ****  ***  ***  *
* **** * * **  ** * * *   * if (a>50 && a<=60)
 *** **** * ** * *** *  
 *   * **       ** ***    * * *** * ** **   *     **** * *** **   *   ***
*  ***** ******   **  * ** *  * *  ** * *  ** * **** ** **** **  *   %.2f",TOTAL);
 *  * *     *  ** *****  *** * 
   * *  *** ***   **  ****  * * * if (a>60)
 * **  *   * * *** * ** **  **  
***    *    ** *      * ****   **   **   * * *  * **      **  *  * *  ** *
* *****     *   **** *** ** **************  * ** **      * **  * * %.2f",TOTAL);
    }
}
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()
{
    int meter;
    float cost;

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

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

    return 0;
}
answered by (-16 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,b,c;
* * ** ****     * ** ***   *  * ** *** *      **     * 
** * * *  ******* ** * *  *   *  ** * 
*     *   ***      ** * ** 
* *** *    *** ** *    ***    *  *** **     ** ****** **   
** ****    * **  *** **    
*  ****   **  * **   * *** * ** if(a<50)
*    *  *  * ****  ** **   *
*** **** * *** * **   *  * **   * *  *       * *    * * ***** * ***  *
    }
**  **    ** * ****    *** if(a<60)
    {
 *  *   ******** ** ***    * *    ***** * ****    ***      * ****** ***
    }
 * ** * ****  * * *    
  * ***  * *** * *   * *
*   ****  *** * *   * * * **** *  *** *** *** ** **      *  ** *  ** * *
*  * ** * * ** **     ** * 
*  ***   * ****** *    ** *  *   ***    **  ** ** %.2f",c);
}
answered by (-329 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()
{
*** *  *    *      *******   a;
 *** ****** * *  ** * *   *********  ** ****  * * ** *
  *     ** * *   ********   ***** *** * *  ****** *** 
 * **** ** * ***     * * *  **** ****   *****  ******    ***  *** *  ** *   * %.2f",10+0.6*a);
********   *        **  ***  *  * ****** ***     **** **  *
   ***** * ***    **     *  **  * *   *****  ** ** *  ** * **** %.2f",28+(a-30)*0.8);
*****       *   *** *   **     *  * *  * * **  *  ** * **** 
*   *  *    * * * ** * *  ***      **     ** ****** *   * *    ** *   %.2f",44+(a-50));
*  * ***** ** * * ***** ** ***   
 *** ** *** * * * *    * * * *** * *  **   **   * * * ** *    ** %.2f",54+(a-60)*1.2);
** * ** ***  * ** ** * * *  ***** 0;
}
answered by (-498 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:108.162.241.218
©2016-2025

Related questions

3 like 0 dislike
87 answers
10/12 Exercise: Complete a program with output format
[Exercise] Coding (C) - asked Oct 12, 2017 in Chapter 3: Formatted Input/Output by thopd (12.1k points)
ID: 26463 - Available when: Unlimited - Due to: Unlimited | 13.5k views
3 like 0 dislike
86 answers
10-05: A program that reads the exams result and displays the percentages.
[Exercise] Coding (C) - asked Oct 5, 2017 in Chapter 4: Expressions by thopd (12.1k points)
ID: 25730 - Available when: Unlimited - Due to: Unlimited | 12.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users