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:172.69.58.200
©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