[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