[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