10-12 Exercise: A water supply company

1 like 0 dislike
18.6k 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 | 18.6k 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:172.69.59.72
©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 | 15.3k 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 | 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users