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