10-12 Exercise: A water supply company

1 like 0 dislike
11.7k 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 | 11.7k views

91 Answers

0 like 0 dislike 
Hidden content!
** *    **   ** ****    
int main()
{
**** ***  *    *      ******   * ** a1;
* ***  ****   ** * **  ** *  *   *   ** * **  ***  **
 * *     *    **     **  < 30)
* *     * *      ** *  **     * * **  ** * ******       *** ***  * ** *  *** *  * * * **   *  * * *  

*** **  * *****   * * ** ** if(a1 >  * *****    *    < 50)
*  *   * * * **    * *  **  *    ******      ***   *** * ** **  *  * * *      *   *        *     *

*  *     *** ****     **  **     * **  if(a1 > ***** **    * *  < 60)
 * *    *    *  * *   *  * ***  * * *  * *  *** ****  ***    ** ***  ***   *  *  * 0.6) + (20 *0.8)+(a1 - 60)*1+10);

 * *** * ** * ** ****  * ** *** if(a1 > 60)
  ** **  *****  ****    ****      *  * *     ** ***   *  * *  *** **  *** * * * *  **  **    *    * *   %.2f\n",(20 *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10);
     *** ** * * ***    * 
return 0;
}
answered by (-141 points)
0 1
prog.c: In function 'main':
prog.c:17:1: error: implicit declaration of function 'system' [-Werror=implicit-function-declaration]
 system("pause");
 ^~~~~~
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include    * * *  * **  ***

int main ()
{
 * ***  ** * * **** ** ** * waterUsage;
  *** * *  * ****** * ** * * ** Cost;

 *    **      *  ** * ***   * *** **  **  * * & waterUsage);

***    ******   *  *** * * *  * (waterUsage>=0 &&  ********  
 *  **  * *    *  *** ***** *
   *   *       ** ****** *  *      **    10 + (waterUsage *.6);
*   * ************ *  * * *** * *  ***** * Cost);
  *  * ****   *  ***  ****** 


   ***** ****  * * ** *   ** * ** *   *   * ** && waterUsage<=50)
** *  *** *  ** **** *  *   *
* **  *  ***   *  ** *   ** * 28 + ((waterUsage-30)*0.8);
 *  * * * ***  * *   *  ***     ** ** * * **** * Cost);
 **     * * * ** *** * * 

   **** * * * **  *   * *** **** *** * ** ** *   &&   ** ***  *
 ***** * ***** *  *** *
 **       *******  * * *****   = 44 + ((waterUsage-50)*1);
 **  ** *      * * **   * **  ** *  ** ** *******  **  **
   *** **** **    **  * *      * 

 *    *  * *    ** **     **   *        ** **** ** *** 
*** **  * *  *  *    ***  
  ** *******  *      **     = 54 *        **  ** 
   ***   ** **  * *  * ******   *      **  ****** Cost);
 ** *   *   *** *** ***** **

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













}
answered by (-167 points)
0 0
-----------Re-judge-----------
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(void)
{
*  *   ** *    * **** ** **    *    a=0;
  *     **  *  ***** * **   cost = 0;
****    * * * ** *    ** ***  *  ***  *** ***  &a);
* **** *   *** * *    **  *    (a>60)
*** * ** *   **  * ** *
 * * * * * *  ***    *** **  **  ******** * **** ***** **  *     * * ****  **** 
 ** * *   *   * * **  ***** *   
 * * ***** *    ******  ** *   (a>50 && a<=60)
  *  **   *  *** ******   
* ****** *     *******   *    *     *   ***** *     ***** ****  *    ** **  ***
  * ** *  **** ***    ***  *****
  **  **** *    * **** *  **    (a>30 && a<=50)
***     ** **  **  ** **** * *  
  * **   *  * * *  * ***  * * * ******** * *****  **     **** * * **
******  * *****   * **** *  
 *   *  ** * **   **   * * * (a>0 && a<=30)
  **  **    *   ****** *   **  
  *  *  ** **  * *  * * *** * ** *   *** * * **   **    * *** 
 ** ** **** *** ** **** *** * ***
 * ** ** *   * **  **      ** **  *******   %.2f", cost);
 * ** *  **  *  * *  **    ***  ** 0;
}
answered by (-249 points)
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(void)
{
***** *   *****  ******** ****  ** a;
*   *** *  **  *  *   *    *  cost;
 * **     *  ** * *  * * *  * ** *   *  ** 
 *****    * * ** ***** ***     (a>60)
***  * *    * ** *******    *   *   ***
   ***** * *** * *******  **  *     ** *  * * ***      ** * ** * ***    
       * *  ***   *  * *****  *  *   ** *
*    *    ** **  **** *** * *  *** (a>50 && a<=60)
** *   ****  ** ** * *  ** *  * ** ** *  *   
  ***** ****    *    ** **** **   *    *** *   *  * *** *********  
  *    *  *  *   ** *       ** ***   * ** *  
**** **  *** ** * * **   **** *        (a>30 && a<=50)
  * *   ** *****  ** ** * * * ****** ***   * 
 * **  * ** ***  *   *  ****   *  **** *   **** ***** * *   * ** * 
 *** * * **  **   **  *  *** * * ******    * ***
    if (a>0 && a<=30)
* ** ****     *   * ***  *** ****  **  *
 * ******   * *   *   *  * *  ** ***    * *   ******* 
    *   *  * *    ***  * **    **  * ** ** 
***** *  *** **  *   * *     * * *** * * *   *  %.2f", cost);
* *  *****  *    ******   *  ** 0;
}
answered by (-249 points)
0 0
prog.c: In function 'main':
prog.c:6:13: error: format '%d' expects argument of type 'int *', but argument 2 has type 'int' [-Werror=format=]
     scanf("%d",a);
             ^
prog.c:6:5: error: 'a' is used uninitialized in this function [-Werror=uninitialized]
     scanf("%d",a);
     ^~~~~~~~~~~~~
cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
***
 ** *
      
{
    ** ** 
     ** ***** **  *** *  * **  
    *** * **   **   
         * * **   *    ****  ********
   ** * *  ** *  ** ****   **    ***   ** 
          *******    *      *    *    ** *  * * 
      * *  ** * * *  *   ****  * *    *
        *     *  **    * *** **  **  *   + * ***   - *  * ** 
   **    ***  ***** *
             *   ** **   **    ****  ***     ****  *   * ** -  *** * 
  *  ****  *
******  
}
answered by (-141 points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c:2:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:7:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:7:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:7:5: note: include '' or provide a declaration of 'scanf' prog.c:7:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:7:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:7:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:8:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:8:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:9:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("Cost: %.2f\n",(a1*0.6)+10); ^~~~~~ prog.c:9:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:9:9: note: include '' or provide a declaration of 'printf' prog.c:11:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:11:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:12:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6+(a1-30)*0.8)+10); ^~~~~~ prog.c:12:9: note: include '' or provide a declaration of 'printf' prog.c:14:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:15:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 60)*1+10); ^~~~~~ prog.c:15:9: note: include '' or provide a declaration of 'printf' prog.c:17:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:18:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(20 *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10); ^~~~~~ prog.c:18:13: note: include '' or provide a declaration of 'printf' prog.c:19:1: error: implicit declaration of function 'system' [-Werror=implicit-function-declaration] system("pause"); ^~~~~~ cc1: all warnings being treated as errors
commented
0 0
Your program was not runnable because of the system fault, please submit again.

Sorry for the inconvenience
commented by (9.9k points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c:2:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:7:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:7:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:7:5: note: include '' or provide a declaration of 'scanf' prog.c:7:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:7:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:7:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:8:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:8:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:9:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("Cost: %.2f\n",(a1*0.6)+10); ^~~~~~ prog.c:9:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:9:9: note: include '' or provide a declaration of 'printf' prog.c:11:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:11:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:12:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6+(a1-30)*0.8)+10); ^~~~~~ prog.c:12:9: note: include '' or provide a declaration of 'printf' prog.c:14:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:15:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 60)*1+10); ^~~~~~ prog.c:15:9: note: include '' or provide a declaration of 'printf' prog.c:17:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:18:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(20 *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10); ^~~~~~ prog.c:18:13: note: include '' or provide a declaration of 'printf' prog.c:19:1: error: implicit declaration of function 'system' [-Werror=implicit-function-declaration] system("pause"); ^~~~~~ cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 ****
* *  **
{
       
    **   ***   **** ***   *
    *   *        
        * **  ******  * * *  ******   *  
       *    *** *** *    **  ** ****** * 
          ****** * * * **  *  * *****  *    ***
      **  * *      * **  *  **  ******  
        **** ***** * ** *    *  *   * +    * *    -    ** 
   **** ** **  *****  
              * * ***  *** * *  *     *   * *   - **  *  
 * ** *** *  * 
**  ** * 
}
answered by (-141 points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:6:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:6:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:6:5: note: include '' or provide a declaration of 'scanf' prog.c:6:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:6:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:6:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:7:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:7:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:8:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("Cost: %.2f\n",(a1*0.6)+10); ^~~~~~ prog.c:8:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:8:9: note: include '' or provide a declaration of 'printf' prog.c:10:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:10:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:11:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6+(a1-30)*0.8)+10); ^~~~~~ prog.c:11:9: note: include '' or provide a declaration of 'printf' prog.c:13:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:14:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 60)*1+10); ^~~~~~ prog.c:14:9: note: include '' or provide a declaration of 'printf' prog.c:16:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:17:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f\n",(20 *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10); ^~~~~~ prog.c:17:13: note: include '' or provide a declaration of 'printf' prog.c:18:1: error: implicit declaration of function 'system' [-Werror=implicit-function-declaration] system("pause"); ^~~~~~ cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
 *    
   *  **
{
    **    
    *    *** * *** *** 
    *** * *   *
        **  **  ** ** ** *  **     * 
   **    ** * **     *** *    ***    
        ** *  *  *   ***  ***    *      * *    
   **   *  * **   * ** *** ***   * * *   *
         ****     *  * * **   ** *   * +   * *** * -  * * **
    **     ***  
            * *   *  *  *  ******  ** **  * **      * ***  -  **** 
***  *  *  * * * 
*    
}
answered by (-141 points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:6:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:6:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:6:5: note: include '' or provide a declaration of 'scanf' prog.c:6:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:6:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:6:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:7:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:7:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:8:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("cost: %.2f\n",(a1*0.6)+10); ^~~~~~ prog.c:8:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:8:9: note: include '' or provide a declaration of 'printf' prog.c:10:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:10:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:11:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f\n",(30 * 0.6+(a1-30)*0.8)+10); ^~~~~~ prog.c:11:9: note: include '' or provide a declaration of 'printf' prog.c:13:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:14:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f\n",(30 * 0.6) + (20 *0.8)+(a1 - 60)*1+10); ^~~~~~ prog.c:14:9: note: include '' or provide a declaration of 'printf' prog.c:16:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:17:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f\n",(20 *0.8)+(30 *0.6)+10+(a1 - 60)*1.2+10); ^~~~~~ prog.c:17:13: note: include '' or provide a declaration of 'printf' prog.c:18:1: error: implicit declaration of function 'system' [-Werror=implicit-function-declaration] system("pause"); ^~~~~~ cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
  ****
** **    **
* ***    *
**  *  y * ** 
**** z ** ** * **   ** *
*  ** 
{
      
    *** * * * * ****** *  * 
   *    *****   *
        *    **  *  *     * *** *   *
    *     *   **    ******    * *     *  * 
          *  * **  ****  ** * *    ***  
    **** **   ***    ***** ***** *   **   
        * ***** ***** *  ***** * * +   **   **
*       * **  **   * *
           *  ***  ******      *** *    ** * *
*    *
}
answered by (-141 points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:9:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:9:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:9:5: note: include '' or provide a declaration of 'scanf' prog.c:9:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:9:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:9:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:10:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:10:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:11:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("Cost: %.2f",(a1*0.6)+n); ^~~~~~ prog.c:11:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:11:9: note: include '' or provide a declaration of 'printf' prog.c:13:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:13:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:14:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f",(x+(a1-30)*0.8)+n); ^~~~~~ prog.c:14:9: note: include '' or provide a declaration of 'printf' prog.c:16:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:17:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f",x + y+(a1 - 60)*1+n); ^~~~~~ prog.c:17:9: note: include '' or provide a declaration of 'printf' prog.c:19:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:20:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("Cost: %.2f",z+(a1 - 60)*1.2+n); ^~~~~~ prog.c:20:13: note: include '' or provide a declaration of 'printf' cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
* ***
* *    **
*** *      *  
* **  y     *
**  * z **  *** *  ** *
 *  **
{
   * * 
*   *******  * ** **  *  
   * **      
         **  **   **** **  ***   
   **   **   ***    * * ***  *   **      
         *** * *     * *  * **  * ** *   * * *
   *  ***  * **  * **** ** *   ** *       *
        *    **   *    *** *  + **   *    **
    *   **** **    ***
 *           * * ** *    ***      * **
 ** *   
}
answered by (-141 points)
0 0
prog.c:1:9: error: #include expects "FILENAME" or #include ^ prog.c: In function 'main': prog.c:9:5: error: implicit declaration of function 'scanf' [-Werror=implicit-function-declaration] scanf("%d",&a1); ^~~~~ prog.c:9:5: error: incompatible implicit declaration of built-in function 'scanf' [-Werror] prog.c:9:5: note: include '' or provide a declaration of 'scanf' prog.c:9:17: error: 'amp' undeclared (first use in this function) scanf("%d",&a1); ^~~ prog.c:9:17: note: each undeclared identifier is reported only once for each function it appears in prog.c:9:20: error: expected ')' before ';' token scanf("%d",&a1); ^ prog.c:10:12: error: 'lt' undeclared (first use in this function) if(a1 < 30) ^~ prog.c:10:14: error: expected ')' before ';' token if(a1 < 30) ^ prog.c:11:9: error: implicit declaration of function 'printf' [-Werror=implicit-function-declaration] printf("cost: %.2f",(a1*0.6)+n); ^~~~~~ prog.c:11:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] prog.c:11:9: note: include '' or provide a declaration of 'printf' prog.c:13:17: error: 'gt' undeclared (first use in this function) else if(a1 > 30&&a1 < 50) ^~ prog.c:13:19: error: expected ')' before ';' token else if(a1 > 30&&a1 < 50) ^ prog.c:14:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f",(x+(a1-30)*0.8)+n); ^~~~~~ prog.c:14:9: note: include '' or provide a declaration of 'printf' prog.c:16:19: error: expected ')' before ';' token else if(a1 > 50&&a1 < 60) ^ prog.c:17:9: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f",x + y+(a1 - 60)*1+n); ^~~~~~ prog.c:17:9: note: include '' or provide a declaration of 'printf' prog.c:19:19: error: expected ')' before ';' token else if(a1 > 60) ^ prog.c:20:13: error: incompatible implicit declaration of built-in function 'printf' [-Werror] printf("cost: %.2f",z+(a1 - 60)*1.2+n); ^~~~~~ prog.c:20:13: note: include '' or provide a declaration of 'printf' cc1: all warnings being treated as errors
commented
0 like 0 dislike 
Hidden content!
#include   * **   *     
int main(void)
{

int cm;
float cost;

* **    * *    *     ** *  ** 

if *** * ** **
{
   ** *  * * * *  *** * ** ****  ** **  ******   **  *** 
}

if * *  ***    *  *   **   *     ** 
{

 **  * ***** *  *   * **  ** *****  **  *  
}

*** * * * *  **  *  *    **        ***  *  *
** ****
  *   * *   * ***    *     * * * *  *****   ** * *** * ** *  **
 }


if (cm>0 * **** *   ** *  *  *   **
 *** ***  ** * * *       *
 * * *** ** *** * *** * * ****    * ** * * *     *
*  ** *   **  ***    *  *   
 *      * *  * *  * * * **   cost);



return 0;
}
answered by (-249 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
commented
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.130.241
©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 | 9.4k 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 | 8.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users