[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