10-12 Exercise: A water supply company

1 like 0 dislike
17.2k 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 | 17.2k views

91 Answers

0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
* *** *  *** * *      *  * ***  a;
 **  ** * **  * ***  **** ********* ****     ** **  *  * 
       **  * *****    **** (a<=30)
  * * **  ** *  * *****    *** ********  *  * ***  **  * **   %.2f",a*0.6+10);
** ******     ** ** * *    * * if (a<=50)
***** *** **   * ***   *  *   * * **  *** *  **  ** *  * **** **** * ***   ***** *   * ***
* * ******   *   *   * *  *** *  if(a<=60)
 ** *     * ****  ** **   **  *     * **  *   ** *     * * *  *** * **  %.2f",34+(a-50)*1+10);
*** *   *  **** * *** *** *
  **    *  ***  ***  *** **   *   ***  ****   *** * *  *   * *  *  * *     * ***  ** ** **   **
**    *   ****  ** *** ** **  * * 0;
}
answered by (-108 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
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;
 * **   *    *   *  ****  ***   **  ** **  *** ** *
    if (a<=30)
***          ******* ** ** * *** ***  *    ** *** **  *** *  *****  * ** ** **  ** *** * **  **
  ******  *** *  *      ** *  * if (a<=50)
 *** **  * ***  *    *  *    *   *** *     ** **       *  *** *  **** *  * **     ********  *
* *  ** **  ** *** *   ****   * **   if(a<=60)
*   *    **   *    ** *** ***    ***** **** *   *** **     **  **  *** * *  *******  * 
* *** *****   **  ** * *  *   * 
 * * ** ** * * ** *** ******* **  ****** ** ** *  * **  * * **  *  ** *** **   *  ***** ** *
 **  * ** *** **   * ***** *  * 0;
}
answered by (-108 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
 **   *    **   ***    x;
*** * **   *** *  **** *   **** * *     ***  *  * ***   
  * ****    * **  * *  ******   * *   *  ** ** * *    ** *
  *** *    *     *   *  ** *  * **********  %.2f",x*0.6+10);
** * *** *** * *   * *** * **  * * * ** * *   * ** * **   *
*** *****  * ****    *  ** *    *   *  **  *    ** *   * ****** ***
*  * **** *  *   **** * ***   * * *  *** **  ***  ***** *
   **   *** ** ** *** *** *  ***  ***    *  %.2f",(x-50)*1+44);
** ** ***   *  *  *  *     ** * 
 ** **** **** ** **** * ** *** **     * *** **  **** *  ***
*  *** *   * ** **   ***  * 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
0 0
-----------Re-judge-----------
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   *******   *** *   

int main()
{
  *****  *    *** * * ***   *   a,b=10;
  ***  ** *** ** * * * * *  *  * ******   * ****  **      *

**  **    * * *     *     *   ***  * * *
 *  ********  ** **** * ** ****  

*** *  *** *   *    **  * if(a<=50)
* *** **  ******  * ** *  * ***   ****  *

**  *  *   **  ***   **  if(a<=60)
 ** *** ** *** * * *  *  **** *  **  *   * ** * * * **  * *  ** 

* * **   ****** ** *     ** ****   *
       ** * *  **** ** *** ******

* * ** **    *      *   * *     * ** ** *  %.2f",b);
return 0;
}
answered by (-127 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
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,b=10;
** *     *  *  *   ****  ** *   * * **   *  ** *  *

**    **  *  ** ** ******* * *    *
*****  *  ** * **   * *  *   * ***

 *  * * ***  ***** * * * * *  if(a<=50)
* * * ***     *  * **  * *    *  * *  *** 

    * ** *   **    * *    **  ** if(a<=60)
   * **  **   * ****       * * * **   *  ** **    **   * **   *  ***   

* ***   *** * ** *** **  **  
* * * ** *  ****** * **      ** ** **

**  ***  ** **  * *** * *  * ** * *   * * *  ** * * *
return 0;
}
answered by (-127 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include <stdlib.h>

int main()
{
 *  ** **  *  ** ***** *   **   x;
 * ** *  *      **** *   ** * * ***  ***   * **  * 
  * *  *** *  **   *  *   *****  *    *  ** *  *   * ** ** 

  ** * ** **   * ** *   **   *  ***  ** ***** ** **** **  ***    * * *   %.2f",x*0.6+10);

**    ** * ** ******   * *** *   *  *   *  *******  **   **   

* *  ******   ***** * ** *** ** **  *  *     ***     **** **       **  ** %.2f",(x-30)*0.8+28);

****  * ***** *  *** ***** *   ** * *  ****** *     **  *

**  * **  **** * * * *     *  ** * *   ****  * *  ***** ** * **     %.2f",(x-50)*1+44);

 *    **** ****    **     * ** 

** * ** ***  ** * * *  **** * **  *     **  ** * *   * ** ** *    * * %.2f",(x-60)*1.2+54);

 *** * **   ** ** **  * **    ** ** 0;
}
answered by (-498 points)
0 0
prog.c: In function 'main':
prog.c:6:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration]
     scanf("%f",&x);
     ^~~~~
prog.c:6:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror]
prog.c:6:5: note: include '<stdio.h>' or provide a declaration of 'scanf'
prog.c:9:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration]
         printf("Cost: %.2f",x*0.6+10);
         ^~~~~~
prog.c:9:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
prog.c:9:9: note: include '<stdio.h>' or provide a declaration of 'printf'
prog.c:13:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
         printf("Cost: %.2f",(x-30)*0.8+28);
         ^~~~~~
prog.c:13:9: note: include '<stdio.h>' or provide a declaration of 'printf'
prog.c:17:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
         printf("Cost: %.2f",(x-50)*1+44);
         ^~~~~~
prog.c:17:9: note: include '<stdio.h>' or provide a declaration of 'printf'
prog.c:21:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror]
         printf("Cost: %.2f",(x-60)*1.2+54);
         ^~~~~~
prog.c:21:9: note: include '<stdio.h>' or provide a declaration of 'printf'
cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
   *** ***        *** *    * * a,b=10;
  ****   **    * ** ** *  ** ** ** *** ** ** *  * ** *
* * ** **  * ** **** **  *  * ***  *
*** *  * **   *   ****  **          *  *   *****      
**   ***     *  **    ***  *** if(a<=50)
 **** ** * * * *** * * *  ***    ** ** ** *    *   ****  ****** *
    else if(a<=60)
  * *       *****    *  *** *   * **  ***   **      **** **** 
     **** * * * * * *    *  ** * *  
* **** *** * *****  * *   * *  * * *       *****  ** ** ** *** * *   *****
* *  * * *** ******* * *  * *  *    *****    %.2f",b);
     * **  *  ** ** **** * * 0;
}
answered by (-255 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
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  **    ** ** * *  *

int main()
{
**  **   * * *  **     * *  a,b=10;
          *   ** ****   ** * *  ***   * *** **   

***     *****      * ***   * ** *  ** *
 ** ** *  *  **     ****** * * 

* *  * * ****  ***  *  * * * *   * * if(a<=50)
**  * **  **  * *  ***   *    ** * *  

  ** **   **    * *  *** *     *  if(a<=60)
**  * **  * ** **** *  ****   *   *****   ** *  * * **** *

***  *  * *** ****** * *  ** ** 
 ** **   **  *   *** * **  *  *   * *

   **       **  **** * **  *****  *  ** %.2f",b);
return 0;
}
answered by (-127 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
**    *  *  *** *  *  ********  *   a,b=10;
  *    ***  * *    ** * **    *    ****     *   *   * *      *** **

**     *    **    *    *  **  *  *    
****  ** *   *  ** ** * *    * *   **

 *   *     *** ** ** **  ** *** *  if(a<=50)
 * *   * *  *     * ** *****  ** **  *  

* ***      ***   * **   **       * if(a<=60)
* ******* *  *  *   **    *** ** **  ****  * *  *** *  ** ****

* ** * ***   ***   ******  * *  *  
     * *** **  *      *    ****   ** 

**   ***  * *  **   * ******    **     *     * * **
return 0;
}
answered by (-127 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main(){

   ***  **** **   * **    ** ** * a,b,c,d,e;

  **     ****  *  **  ** *  *    *  **   *    **  
     *******    **  ***** **   
***  *  * ******    *** *  ****  **    *
 ******** ** ** **  *   *     *
 ** *  ** ** *** *   *      *** ** ***

* *   * ** *  *  ****  * ***  ** *  *  ** ** *  * *** * *  * 
  **  *    ****   *  * * *    **  **    *** ** ***  ***  %.2f",b);}

*   *         * * *  **   * *    *  *** *     ***   && a>30){
   * * ***  ** * **  **  ****  *** *   *****   ** ****  **  %.2f",c);}

**** ****** *  *  ***  * *** ***** * * **   * *******  && a>50){
 * **** ***   **** **** * ** **  **   * * ** * ***   ** ** ** ***   * %.2f",d);}

* ** *   *     ***   * * *  ** *******   *  ** ** ***
 ** **  * * * * ** * **   * *  ***  *    *  **     ***  *  **** %.2f",e);}










**    * ***      *   ***    ***** * 0;



}
answered by (-301 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
commented
0 0
-----------Re-judge-----------
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:172.69.6.121
©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 | 13.8k 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 | 12.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users