[Exercise 18] Function: A number squared

Question

Please write a program, including function(s), that receives one input number, then shows the squared value of the input.

Input 1

10

Output 1

10
100

Input 2

12

Output 2

12
144

Answer 1

Hidden content!
#include  **** * **   *
#include **** ** ***    

int   * *** * 
void  ** ***** number);

int main(int argc, char *argv[])
{
* ** *     **** *
 ****  * ** ****** a;
   *** ** ***** * = *** *  * *
 ***   ***  *  **
** * **     *
   * *   *  * *****  ** 
** ****   * * * ****  *   ******  *  
  * * *  ***  ** 0;
}

void     * *  number){
**** *** *  ** *  **   ** *    ****    *   * ** ****  *   *    
*    *  ****  **     * * * * * ** ****** ** 
}

int ** * *  **
*   ***** *  * * *   * * ** * x;
 *   *  ** *  ** *   *  **  *  * *** ** * ** *** * &x);
  * **  * *  *      ** *****     * x; * *     * *  *** * 
}

Comments

/tmp/ccBixDvw.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

/tmp/ccU0sfkC.o: In function `main':
prog.c:(.text+0x15): undefined reference to `readNumber'
collect2: error: ld returned 1 exit status

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
#include  * * ****   * * **
#include  *     *****

int    * *** 
void   ** ***  * number);

int main(int argc, char *argv[])
{
   **  * *** *
 *  *     *** *** ** a;
*  ***  *   *** * =   *** * *
*  *** ** * *** * *
    *  *
   *   * *    ****  ***   *
   ***** * **  *   *    **** 
  * *** * * **** * * 0;
}

void *  **  ** ** number){
    ** *  ** **     *  * ** * *  ***  *    * ***  ** *   *   *
**  * *  ***    **  * *   * *  *   *** * * 
}

int  * ***  * 
   ****** *  **   ** *  *  * * x;
*  *  ** ***  * **  * * *    ***     **  * **  ** *  &x);
* *** * *     ** *****      * ** x;   * ******** ****  **
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
****** *     *** **
     *   * *  ***  ***

int main(){
*    *** ** **     int s,n;
**  * * **    
 *   **  **        * * **** ** ***  *** ** **** ***
 * **  *     * 
 *  *   n=s*s;
  *  *   *   
*   ****    * ***   ****  ** **   *     
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
**  **  **  * *     * 
*  ****  *  **  * *  **

int   ****** 
void ****  *   number);

int main(int argc, char **  
{
       *  
 ***** ** * x;
*     * *** = * *  ***    
  **  **** 
   **   ** * *     * 

**** *  ****** * *** * 0;
}

void *   * * * ** *** *
       * *   * *         *  * **    ** **** **  **  **
*** *  ***  ** *   *   ** ***    * 
}

int **  **
   *    *  int y;
 ** **   *   * * **    *     **   
** *  ** *  y;    
}

Comments

prog.c: In function 'main':
prog.c:10:2: error: stray '\302' in program
  \xc2\xa0int x;
  ^
prog.c:10:3: error: stray '\240' in program
  \xc2\xa0int x;
   ^
prog.c:11:2: error: stray '\302' in program
  \xc2\xa0x = readNumber();
  ^
prog.c:11:3: error: stray '\240' in program
  \xc2\xa0x = readNumber();
   ^
prog.c:13:2: error: stray '\302' in program
  \xc2\xa0writeNumber(x*x);
  ^
prog.c:13:3: error: stray '\240' in program
  \xc2\xa0writeNumber(x*x);
   ^
prog.c: In function 'readNumber':
prog.c:24:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
  ^
prog.c:24:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
   ^
prog.c:24:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0int y;
     ^
prog.c:24:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0int y;
      ^
prog.c:25:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
  ^
prog.c:25:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
   ^
prog.c:25:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
     ^
prog.c:25:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0scanf("%d", &y);
      ^
prog.c:26:2: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
  ^
prog.c:26:3: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
   ^
prog.c:26:5: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
     ^
prog.c:26:6: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
      ^
prog.c:26:17: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                 ^
prog.c:26:18: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                  ^
prog.c:26:20: error: stray '\302' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                    ^
prog.c:26:21: error: stray '\240' in program
  \xc2\xa0 \xc2\xa0return y; \xc2\xa0 \xc2\xa0
                     ^

Answer 5

Hidden content!
#include   *     * **  *
#include ***  * ** ******  ***

int **     * ** 
void       * number);

int main(int argc, char *argv[])
{
 *     * ** ** 
***  ****** *   a;
* ***       ** = *  *     
  * ***   ** 
 *** *** *  
  * *****  **  * * 
*   *  * * *** * * * *  *  ***
* * *   *****  * 0;
}

void ** * ****** number){
  ** *      *    * *  *  ** * *   *  **   * **     * ****
 ***  * ****  *  * ** *      *   * 
}

int **  ** 
******* * **  *  ***** * *     * x;
 ***   * * * ****** **** ** ***      **** * &x);
  * *   * ***  **  *  *** ***  x; ******  *   ** ****
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
#include * * *   * **   
*** *    * *   **   

int  * *    
void ** ** ** *  number);

int main(int argc, char *argv[])
{
*** *  * *     *
    * *      ***** * a;
 *   **    *** * =  *   *    
 *   *  ******
 *** *       ***  *   ** * a);

 * * *      *   ** * 0;
}

void *   ***  * number){
 * * **   **   **   ***  * *  * *** **  *    ** ******  **  **
 **     *            * **** ***  *  
}

int   ** **
 *    *  ** * * ***  *  *  *   x;
* **  * **  ***   *  *   **** *  **    ****  **  ******  
   ** *   **   * * *****   **   * x;  *** *  **  * * * ***
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
#include * **** ** ** **
#include **  *   * ******   *

int *   *  *** 
void   **   number);

int main(int argc, char *argv[])
{
 *** ** *   ** 
     *  ***  * *   a;
*   * *  *** *  = *  **  *
**    * *  * * 
****    * ** **** ***  *

**   *    **  0;
}

void    ****  * number){
***** * * *** ** ** ** ***** ***       *    * ***   **    
 * ** ** * *****   *   *  *     **
}

int    * *   * 
 * *     *   ** **      **  x;
******** * * **   ** *  * ** **** **   *    *    **  ******
* ** * *  *  * * *  *   * * *  x;  *****  ***   *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
#include * * * * *    
#include  * **   ***** 

int     *     
void **     * **  number);

int main(int argc, char *argv[])
{
 **   * *  
 * ****    *  a;
*** **** **   =   **  
*  *  ** * * ***
  ** ******  
 ***  *  **** * *** * ***

** * *** ** *  ** 0;
}

void *   * * * * number){
****** * *   *    * ***  ***** ***  ***   *  **   * *** ** **    
**** *    * * ** * ***  **   * *  
}

int    * **  *
* **  * *      *  ** ** *** * *   * x;
 ***    *  **     * *   * * *  **   *  *     ** ***
*  *  * * * *  * * * ***  * * x; *** *** ** **   *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include *  ** * ** 
#include * *  * *  *   * *

int   ****  
void     * **  number);

int main(int argc, char *argv[])
{
   ***   * *  
 **     * *  *  * a;
 ** ** **** ** =  *  * *  
**   ****  *
****  *  **** ***** *  *   ***

***   *** *        0;
}

void   *   ** ** number){
** * ** *    * * ** * *  **    **  *  * **  * **** *  *  
* **       * ** *   *   ***** *** **  *** 
}

int  ** * ****
   *     * **  * ** * **  *    x;
  **          ***    *** ***  ** ***   *** * *  ** **  ** *
*    **  ***   *    ** ** x;    *  ** ****  ** * 
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

Hidden content!
#include * * * *  * * *
#include ** ** **   *   

int *  *   *  
void  * **   * number);

int main(int argc, char *argv[])
{
*   ***** *  
 **** **   *   a;
****** *   ***  =    *** *   
 **   **** **
 *      ***  * * *  * *  

  ** ******* *  **** 0;
}

void *  **    *  number){
* *** *   * *    * ** * * * ** *   * ***  *    **  **   ****
    **  ** ** *   **    * *      *  * *
}

int *      * 
*  *** *** **  ************ x;
*  ** **  ******  *  ** *    *** *        *   *  **  * * 
** * *** ** * * ** *** *****  ** x; ******** **    ** * 
}
** *****

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output