10-12 Exercise: A water supply company

1 like 0 dislike
7.9k 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 | 7.9k 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:172.70.131.67
©2016-2024

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 | 6.4k 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 | 5.7k views
12,783 questions
183,443 answers
172,219 comments
4,824 users