Marek

Marek

14
14516 XP

My Courses

C++ Tutorial

2836 XP

Ruby Tutorial

1991 XP

C Tutorial

1719 XP

Java Tutorial

438 XP

PHP Tutorial

400 XP

SQL Fundamentals

14 XP


My Codes

rb
x closest to zero!

Last Modified: 03/24/2019 18:48:52

13

c
Pythagorean Triple

Last Modified: 02/07/2019 16:53:48

10

rb
valid name

Last Modified: 02/03/2019 15:09:15

7

rb
binary string without regexp

Last Modified: 01/17/2019 21:04:12

12

rb
binary string

Last Modified: 01/17/2019 15:33:35

8

c
fibonacci sequence

Last Modified: 01/07/2019 06:39:47

3

rb
linear solver

Last Modified: 12/19/2018 17:18:58

7

rb
count vowels

Last Modified: 12/19/2018 01:09:37

7

rb
phi function

Last Modified: 12/19/2018 01:00:53

8

cpp
totalSum2

Last Modified: 12/14/2018 07:51:20

6

rb
composite number

Last Modified: 12/07/2018 14:15:34

7

rb
harshad number

Last Modified: 11/26/2018 21:10:14

8

rb
i am a lair

Last Modified: 11/10/2018 19:37:52

7

rb
gapful number

Last Modified: 11/06/2018 20:02:32

11

web
Halloween

Last Modified: 10/29/2018 19:28:22

12

rb
emirp number

Last Modified: 09/25/2018 17:23:47

9

rb
strange root

Last Modified: 09/11/2018 20:36:57

7

rb
eval 2

Last Modified: 09/07/2018 11:48:55

6

rb
eval

Last Modified: 09/07/2018 11:43:27

6

rb
mersenne prime

Last Modified: 08/28/2018 19:05:01

6

rb
howling prime

Last Modified: 08/27/2018 19:06:20

7

rb
Magic Square

Last Modified: 08/08/2018 18:22:53

6

c
Bitfield

Last Modified: 07/23/2018 21:15:17

6

c
Float calculator

Last Modified: 07/06/2018 00:14:56

6

cpp
variant optional get {}

Last Modified: 06/12/2018 07:06:56

6

rb
=== .eql? defined? object_id

Last Modified: 06/01/2018 04:02:36

6

rb
RegExp $

Last Modified: 05/30/2018 04:02:34

6

rb
Histogram

Last Modified: 05/18/2018 05:42:23

10

rb
neighbour numbers

Last Modified: 05/18/2018 03:45:00

6

rb
window ascii 0 to 255 chr

Last Modified: 05/17/2018 13:23:12

6

rb
if/then/elsif/else def , undef , __LINE__ and __FILE__

Last Modified: 05/16/2018 05:33:44

4

cpp
lambda template typeid typeinfo

Last Modified: 05/13/2018 09:14:29

5

cpp
transform find_if and lambda

Last Modified: 05/08/2018 15:37:06

6

cpp
initializer_list typeid static_cast

Last Modified: 05/07/2018 15:22:52

2

cpp
iomanip ios ostream iostream

Last Modified: 05/07/2018 08:57:41

2

cpp
Even and Odd numbers

Last Modified: 05/03/2018 14:39:59

2

cpp
lambda function

Last Modified: 05/02/2018 14:33:29

6

cpp
Father Mother Child

Last Modified: 05/02/2018 09:32:05

6

c
Print the Pattern 2 Pattern #2 v2.0

Last Modified: 04/30/2018 15:12:40

3

c
Print the Pattern 2 Pattern #2

Last Modified: 04/29/2018 12:55:42

3

c
stdint.h SIZE_MAX size_t

Last Modified: 04/27/2018 14:58:59

3

c
size_t

Last Modified: 04/27/2018 14:58:49

2

c
ptrdiff _t ptrdiff_t PTRDIFF _MAX _ MIN

Last Modified: 04/27/2018 09:54:44

2

c
c offsetof

Last Modified: 04/25/2018 15:28:30

1

cpp
IP Adress Checker

Last Modified: 04/25/2018 14:54:26

2

cpp
Word Frequency Counter

Last Modified: 04/25/2018 09:14:14

3

c
Minimal Pairs Product Sum

Last Modified: 04/03/2018 15:26:40

3

c
Pattern 2 #3

Last Modified: 03/31/2018 09:09:48

1

c
stdlib.h calloc array free

Last Modified: 03/28/2018 15:44:35

1

c
stdlib.h malloc calloc free

Last Modified: 03/28/2018 15:40:34

1

c
stdlib.h getenv

Last Modified: 03/28/2018 14:54:45

5

c
stdlib.h system(NULL)

Last Modified: 03/28/2018 14:45:33

1

c
PrintNumbers stdarg.h vl_list vl_start vl_end

Last Modified: 03/28/2018 09:01:47

2

cpp
Remove Spaces from a String

Last Modified: 03/26/2018 14:53:29

1

c
Twin Prime Numbers

Last Modified: 03/23/2018 16:32:52

3

c
Find The Digit

Last Modified: 03/23/2018 16:27:05

1

cpp
automorphic number check in C++

Last Modified: 03/22/2018 15:30:14

2

cpp
get automorphic numbers

Last Modified: 03/22/2018 15:29:41

1

cpp
pointer vs. reference

Last Modified: 03/21/2018 09:48:31

1

rb
automorphic number

Last Modified: 03/19/2018 16:29:38

3

c
stderror

Last Modified: 03/18/2018 11:16:54

2

c
errno.h all ok

Last Modified: 03/18/2018 11:12:08

1

c
ctype isdigit isspace

Last Modified: 03/18/2018 10:16:56

2

cpp
cout and &

Last Modified: 03/14/2018 16:03:08

1

cpp
unique pointer

Last Modified: 03/12/2018 15:55:15

1

cpp
double pointer

Last Modified: 03/12/2018 15:46:40

1

cpp
Balanced Parenthesis

Last Modified: 03/11/2018 12:34:35

2

rb
every 10 words

Last Modified: 03/09/2018 16:19:51

1

rb
Morse Code Converter

Last Modified: 03/08/2018 16:33:42

5

rb
Pattern #4

Last Modified: 03/04/2018 13:40:43

1

rb
Pattern #3

Last Modified: 03/04/2018 13:37:24

1

rb
Pattern #1

Last Modified: 03/04/2018 13:32:18

1

kt
String? as Type; Hello World

Last Modified: 03/03/2018 15:49:54

1

kt
isString String? null

Last Modified: 03/03/2018 15:25:58

1

kt
val vs. var

Last Modified: 03/03/2018 14:36:06

1

cpp
Compiler version __cplusplus

Last Modified: 02/26/2018 06:33:34

2

c
macros and constants

Last Modified: 02/26/2018 06:29:47

2

kt
Calculator in Kotlin

Last Modified: 02/25/2018 13:38:28

2

c
pointer address *&

Last Modified: 02/25/2018 13:20:28

1

kt
Hello World in Kotlin

Last Modified: 02/25/2018 12:59:16

3

c
sizeof short long int

Last Modified: 02/22/2018 21:09:23

1

rb
find the largest number

Last Modified: 02/11/2018 12:33:06

1

rb
Reverse list

Last Modified: 02/11/2018 12:31:39

1

rb
bin to dec

Last Modified: 02/11/2018 12:28:11

1

rb
bit flipper

Last Modified: 02/11/2018 12:27:35

1

c
iso646.h bitor bitand

Last Modified: 02/09/2018 06:17:23

1

c
goto :OUTPUT

Last Modified: 02/09/2018 05:03:29

1

c
stdarg.h va ...

Last Modified: 02/08/2018 07:17:12

1

c
stdbool.h bool

Last Modified: 02/07/2018 20:36:14

1

c
__Bool

Last Modified: 02/07/2018 20:33:17

1

c
Calculator

Last Modified: 02/07/2018 20:25:09

1

c
__STDC__ ANSI Preprocessor instructions

Last Modified: 02/07/2018 19:59:38

1

c
define EQL

Last Modified: 02/07/2018 09:43:25

1

rb
Matrix

Last Modified: 02/05/2018 06:45:28

1

rb
object_id

Last Modified: 02/02/2018 13:29:08

1

rb
begin rescue exception

Last Modified: 01/29/2018 21:58:49

1

rb
inspect

Last Modified: 01/28/2018 20:43:19

1

rb
Hello World succ

Last Modified: 01/27/2018 14:23:07

1

rb
error

Last Modified: 01/26/2018 07:29:19

1

rb
integer

Last Modified: 01/26/2018 07:27:05

2

rb
each

Last Modified: 01/24/2018 08:48:59

3

rb
numbers object_id, even and odd

Last Modified: 01/23/2018 14:06:17

2

rb
class Test

Last Modified: 01/23/2018 13:48:01

2

rb
.nil?

Last Modified: 01/10/2018 08:03:25

1

rb
chomp

Last Modified: 01/09/2018 21:28:26

2

rb
Thread

Last Modified: 01/08/2018 06:25:29

1

rb
next redo break in a for-loop

Last Modified: 12/31/2017 17:13:48

1

cpp
define ##

Last Modified: 11/28/2017 05:22:05

1

cpp
ascii symbol to number

Last Modified: 11/09/2017 07:58:16

1

cpp
number to ascii symbol

Last Modified: 11/09/2017 07:54:52

1

cpp
template class

Last Modified: 09/19/2017 04:42:40

1

cpp
default template

Last Modified: 09/18/2017 05:08:38

1

cpp
struct

Last Modified: 09/15/2017 04:11:15

2

cpp
virtual test

Last Modified: 09/12/2017 06:27:42

1

cpp
Error output

Last Modified: 09/09/2017 12:30:58

1

cpp
class with friend, this pointer and operator

Last Modified: 09/07/2017 06:52:43

-1

cpp
Pointer and class

Last Modified: 09/05/2017 05:22:26

1

cpp
sqrt to double

Last Modified: 08/28/2017 14:39:19

1

cpp
operator

Last Modified: 08/28/2017 07:05:18

1

cpp
Pointers cin

Last Modified: 08/24/2017 20:28:51

2

cpp
SaveData

Last Modified: 08/24/2017 13:03:03

2

cpp
if with true and false

Last Modified: 08/22/2017 05:20:01

2

cpp
Exit with abort

Last Modified: 08/17/2017 06:56:10

4

cpp
Exit with exit 0

Last Modified: 08/17/2017 06:54:33

5

cpp
Random number with header file

Last Modified: 08/17/2017 06:45:45

3

cpp
if operations

Last Modified: 08/17/2017 05:47:11

2

cpp
Functions and pointers

Last Modified: 08/10/2017 06:57:25

4

cpp
Enum test and example

Last Modified: 08/09/2017 05:08:35

3

cpp
cstdlib ctime

Last Modified: 08/04/2017 14:01:01

2

cpp
output bool

Last Modified: 08/04/2017 05:17:50

2

cpp
Length of array

Last Modified: 08/01/2017 10:56:38

2

cpp
Pointers array

Last Modified: 07/31/2017 13:22:46

4

cpp
Pointers

Last Modified: 07/31/2017 13:15:52

4

cpp
Arrays with long double

Last Modified: 07/30/2017 22:14:48

4

cpp
Arr

Last Modified: 07/27/2017 22:13:37

2

cpp
Var names

Last Modified: 07/25/2017 22:39:44

4

cpp
else if

Last Modified: 07/24/2017 12:53:41

2

cpp
The number is 34-1

Last Modified: 07/23/2017 10:03:04

2

cpp
Calculate

Last Modified: 07/16/2017 13:57:35

5


My Certificates

PHP Tutorial
PHP Tutorial
Issued: 04 February, 2019
C Tutorial
C Tutorial
Issued: 06 October, 2018
C++ Tutorial
C++ Tutorial
Issued: 12 July, 2018
Ruby Tutorial
Ruby Tutorial
Issued: 04 February, 2018

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