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