10-12 Exercise: A water supply company

1 like 0 dislike
11.4k 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 | 11.4k 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:108.162.216.188
©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 | 9.2k 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 | 8.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users