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:172.70.126.186
©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