Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.16+commit.07a7930e.js&optimize=false&runs=200&gist=

contracts..._DataTypes.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

contract DataTypes {
    bool public boo = true; 

    // unit is only for positive integers
    uint8 public u8 = 1;
    uint16 public u16 = 14;
    uint256 public u256 = 476;
    uint public udefault = 566;

    // Negative integers are allowed with int
    int public negative = -412;
    int public negative2 = -8;
    int public intpostitive = 32;

    //Checking min and max of the int value type
    int public minInt = type(int).min;
    int public maxInt = type(int).max;

    int8 public minInt8 = type(int8).min;
    int8 public maxInt8 = type(int8).max;

    uint8 public minuInt8 = type(uint8).min;
    uint8 public maxuInt8 = type(uint8).max;

    //Adress value type
    address public addr = 0xCA35b7d915458EF540aDe6068dFe2F44E8fa733c;

    //Bytes are a sequence of bytes or dynamic array of bytes
    bytes1 a = 0xb5;
    bytes1 public byteb = 0x56;  //  [01010110]

    //Unassiged variables have default values 
    bool public defaultBoo; //False
    uint public defaultUint; //0
    
}