10-12 Exercise: A water supply company

1 like 0 dislike
19.1k 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 | 19.1k 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:108.162.216.35
©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 | 15.4k 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 | 13.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users