10-12 Exercise: A water supply company

1 like 0 dislike
23.5k 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 | 23.5k 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:162.159.115.32
©2016-2026

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 | 18.5k 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 | 17k views
12,783 questions
183,442 answers
172,219 comments
4,824 users