10-12 Exercise: A water supply company

1 like 0 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

 

[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 26465 - Available when: Unlimited - Due to: Unlimited
edited by | 13.3k 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:172.69.7.160
©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 | 10.7k 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 | 9.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users