[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