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# Binary
```plaintext
---------
| (oo) |
| -- |
--------- | operating system |
\--------\
\--------\
---------
| 3 steps forward |
| turn right |
| jump up and down like a silly person. |
| sit down |
| code -> machine language | (compiler)
| EXECUTE |
Beeep 1
Booop 0
-------------------------------------------
/\/\/\/\/\/\/\/\/\/\/\/\/
-------------------------------------------
elenco electric circuits
| switch -> wire ---> resistors ---> battery |
|-- ---> wire --- wire ---- bulb----|
| |
------------------------------------|
states
* on: 1
* off: 0
```
numbers.
-infinity,-2,-1,0,1,2,3,4,5,6,7,8,9,10 ........................ infinity
10^0=1
-----------
|100|10| 1|
-----------
| 1| 3| 7| one hundred thirty seven
^
|
(0,1,2,3,4,5,6,7,8,9) base(10) numbering systems.
= (7 * 10^0) + (3 * 10^1) + (1 * 10^2)
= (7 * 1) + (3 * 10) + (1 * 100)
= (7) + (30) + (100)
= 137
base(2) === (0,1)
|2^3|2^2|2^1|2^0|
| 8| 4| 2| 1|
-----------------
| 0| 0| 0| 0|
= (0 * 1) + (0 * 2) + (0 * 4) + (0 * 8)
= ( 0 ) + ( 0 ) + ( 0 ) + ( 0 )
= 0
|2^3|2^2|2^1|2^0|
| 8| 4| 2| 1|
-----------------
| 0| 0| 0| 1|
= (1 * 1) + (0 * 2) + (0 * 4) + (0 * 8)
= ( 1 ) + ( 0 ) + ( 0 ) + ( 0 )
= 1 === 0x0001
|2^3|2^2|2^1|2^0|
| 8| 4| 2| 1|
-----------------
| 0| 0| 1| 0|
= (0 * 1) + (1 * 2) + (0 * 4) + (0 * 8)
= ( 0 ) + ( 2 ) + ( 0 ) + ( 0 )
= 2 (base 10) == 0x0010 (base2)
|
