[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