DemoTradeFields MT4

The Trade Lines EA is an auxiliary Expert Advisor for automated trading based on levels. The EA opens deals at the specified lines when the price crosses them on the chart - the lines are active, they can and must be moved for the EA to operate with the greatest efficiency. The EA also includes the averaging, trailing stop and take profit setting functions. For the EA to work, it is necessary to select the required number of lines and the type of lines for the EA to trade. It is possible to enab

MAIN FEATURES - Index Master is a 100% automated system. - Not martingale! Not Grid! Not Hedge! No dangerous strategies are used! - Every orders has a StopLoss and a TakeProfit. - This Expert will win and will lose but in the long run will produce a good profit with quite low temporary drawdown. - Recommended broker : low spread; low comission; not market maker:  https://bit.ly/38hfs2D   - No need set files . Just attach to the following charts and let it work. - Designed for US30 - USTEC an

Super Buy Sell  is a combination of Hedging and Martingale strategy. Buy and Sell at the same time and open order every 20 pips (default setting) with customized Target Profit. It was backtested and optimized using real ticks with high quality. The Expert Advisor has successfully passed the stress test with slippage approximate to the real market conditions. This EA can run on several instruments simultaneously. This EA is recommended for cent accounts. Real account monitoring https://www.mql5

Greetings! My new products, trading signals and promos can be found here: https://www.mql5.com/en/users/alcad83 Add me to friends and get profit from Forex trading! The free version of the Yellow Expert Advisor works based on short-term changes in the trend, creating the price "corridor" set in the parameters. Trading is carried out at the external borders of this corridor by opening positions in different directions with different lot sizes. Version of the Expert Advisor for MetaTrader5 .

Can be used on EVERY instrument. Based on the "Zone Recovery" strategy. Suggested TimeFrame: H1 and H4. How it works Zone Recovery is an advanced hedging system. When the market goes against the first trade (based on Bollinger bands) the EA will open an opposite trade with slightly bigger lot size. If the market keeps moving in this new direction, at some point the profit from the profit trade will overtake the loss trade and will close both the trades otherwise will do the opposite.  This b

Expert description Algorithm optimized for Nasdaq trading The Expert Advisor is based on the constant maintenance of long positions with daily profit taking, if there is any, and temporary interruption of work during the implementation of prolonged corrections The Expert Advisor's trading principle is based on the historical volatility of the traded asset. The values of the Correction Size (InpMaxMinusForMarginCallShort) and Maximum Fall (InpMaxMinusForMarginCallLong) are set manually. Recom

Diversify the risk in your trading account by combining our Expert Advisors. Build your own custom trading system here:   Simple Forex Trading Strategies The expert advisor opens trades when the SMAs cross and when the WPR has left overbought/oversold areas. The SMAs are also programmed to close the trades if the trend changes. The Stop Loss, Take Profit, and Trailing Stop are calculated based on the ATR indicator. The recommended currency pair is NZDUSD and the recommended timeframe to opera

EA_Agr_Test This is a free version of EA_Agr_Full , designed to provide the buyer with the opportunity to check the product not in the tester, but on a live account. Here exactly the same trading algorithm is used, but there is no possibility to change the parameters, except for GMToffset . Orders cannot be more than 0.01 lot and profit is taken very early. For this reason, it is impossible to achieve high returns. Algorithm verified with broker just2trade Parameters GMToffset - dif

This is a simple but potentialy effective if used right , based on trades opened if gaps occur between candles . The input values for the gap sizes are measured in points . The last gap between two candles and also the time of the gap is displayed on the chart comment . Not all brokers might be suitable for this trading robot . The testing and optimization are based on MQL 5 price history . It also has Smart Lot management function that increases lot size on wining trades and decreases lot size

After purchasing, you can request and receive any two of my products for free! После покупки вы можете запросить и получить два любых моих продукта бесплатно! Night Channel ATR - night scalper advisor, works only at night, uses ATR and Moving Average filters for entry to determine entry points in a calmer market period. Supports currency pairs: GBPUSD, EURCHF, EURJPY, NZDUSD, USDJPY, USDCHF. Recommended TF: M5,    Recommended Broker    . Version for MT5 The EA does not use martingale and grid

EA finds the largest volume in the market and determines the level for entry. After crossing the level towards the breakdown, a market order is opened. The EA builds a two-sided grid of orders, adapting to the market. Each direction of orders works separately and has its own take-profit. Thus, the adviser covers the whole trend, starting from its start, while the adviser perfectly passes the flat market condition, trading both directions. Please see all my products:  https://www.mql5.com/en/user

The Expert Advisor of the Forex Fraus family, the system is designed for scalping the EUR/USD pair on the M1 timeframe (for five digit quotes), and adapted for the accounts with fast execution of orders. Operation Principle Buys at the extreme Lows and sells at the extreme Highs of the Stochastic indicator values. When a signal is received the orders are opened by injection, using tick data. Positions are closed by Trailing Stop Not closed positions are closed at the opposite trade Built-in ad

This Expert advisor (100% Automatic) is able to combine two indicators to create a strategy, this version called "Bear version" (BASIC VERSION)contains 2 indicators: CCI and RSI With a simple personal message you can contact me to ask for your EA  "Bear version"(or SUPERIOR Version)with the indicators you have chosen and with your conditions and once agreed I will put it here on the market ,  or follow the link   at the bottom of the page   that will take you to my Telegram contact. If you can't

Implied Trader   is a fully automatic, professional trading robot designed specifically for the foreign exchange market   AUDCAD M30 timeframe. Parameter configuration is not necessary for EA. Only the size of the lot you intend to use needs to be chosen. 0.1 is the suggested lot size for a $2000 account. You can raise the lot size correspondingly if your account has more money. It has an intelligent algorithm that recognizes the trend. On the basis of the trend direction, the expert places orde

Советник работает на двух индикаторах CCI и ADX. Условия для входа в BUY: 1. ADX пересекает уровень 20 2. CCI пересекает уровень 100 снизу вверх 3. Выставляем фиксированный StopLoss и TakeProfit 4. Закрываем позицию по рыночной цене, когда CCI пересекает уровень 100 сверху вниз. Условия для входа в SELL: 1. ADX пересекает уровень 20 2. CCI пересекает уровень -100 сверху вниз 3. Выставляем фиксированный StopLoss и TakeProfit 4. Закрываем позицию по рыночной цене, когда CCI пересекает уровень -1

Metavers V2      Scalper Base on Many indicator   No Grid   No Martingale  one  just open Trade per Day  This Expert is not working on all Broker you need low Spread broker with Low Slippage                                                              Broker is Tickmill   or  TMGM                                                                                                                                             Symbol USD CHF ,EURAUD,EURCAD,USDAUD,USDCAD,EURGBP.AUDCAD,AUDNZD,NZDCAD

An expert based on the Accelerator indicator. Without any additional filters Interesting and useful result Can be used in all currency pairs and all time frames Can be used in all markets completely free Fast and simple With the support of the author Settings: Signal: These settings are related to the "Accelerator" Indicator. When that indicator reaches this value, the expert trades. Meta Trader Alarm: If you want to receive an alarm through Metatrader after each trade, enable this sett

Diversify the risk in your trading account by combining our Expert Advisors. Build your own custom trading system here:   Simple Forex Trading Strategies The expert advisor opens trades when RSI indicator enter in oversold or overbought areas. The Stop Loss, Take Profit, and Trailing Stop are calculated based on the ATR indicator. The recommended currency pair is EURGBP and the recommended timeframe to operate and to do backtests is H4. This Expert Advisor can be profitable in any TimeFrame a

Same behavior of https://www.mql5.com/en/market/product/25552 but fixed lot 0.01 The EA waits for a spike according to a specific logic and opens a position in spike direction setting stop loss and take profit. When positions are in profit they are managed with smart trailing mechanism based also on elapsed time from opened position. It works with 5-digit and 4-digit broker. Must be used on the M1 chart. Does not need historical data. It does not use Martingale Grid Hedge Parameters spikeFilt

ICT  Robot  is a computerized trading system that utilizes advanced algorithms and artificial intelligence to analyze market trends and make trading decisions. The system uses a combination of technical and fundamental analysis to identify potential trades and executes them automatically without human intervention. The ICT Method Robot Trading system is designed to work with various financial instruments, including stocks, futures, currencies, and commodities, and can be customized to suit indiv

NEW VERSION of Gemini:   Changes with signal combinations, SL/TP values and amount of pairs and TF’s available.   Please make sure you download V 1.1 and ONLY use set files for each pair and TF given!   Signal has been updated with this new version. Gemini  is a complex Expert Advisor that uses Awesome Oscillator closing bar price, ATR Ranges and Bar Pattern combinations for opening trades with managing and closing trades based on Bollinger Band Width Ratio’s.   Though the algorithms are consta

USA Rules TradeBot is an online trading robot or expert advisor for automated trading on any market including currencies, indices, metals, commodities, stocks and cryptocurrencies. The trading algorithm complies with USA trading rules including those of the NFA and the CFTC so it can be used for automated trading on USA broker accounts as well as broker accounts outside the USA. It was back tested on GBPJPY on 4-hour chart from January 2015 to October 2021 and result showed very good performance

Based on technical analysis and the logic of upward (bullish) and downward (bearish) trends, the bot eliminates speculative cases in the market. High-precision bots surpass humans in all aspects: they replace a workforce and have no limitations on working hours. Unlike humans, they are not subject to fatigue, illnesses, emotions, etc. The bot is limited from the risks of losing the entire capital as it incorporates STOP Loss and Take Profit features. These features help manage potential losses

// Hercules Gold  //                                                                                             The  EA Hercules  Gold  Scalper expert advisor is made up by Breakout Daily Candle Gold strategies  Text Me for best Broker this Scalper Working Very Well on this broker                                                                                                                                                              . This Ea Working On Daily Gold Time Farm 

This Expert Advisor analyzes the last candles and determines whether there will be a reversal or a large correction. Also, the readings of some indicators are analyzed (their parameters can be adjusted). Is a free version of Proftrader . Unlike the full version, in the free version of the adviser the initial lot cannot be higher than 0.1, trading pair only EURUSD and also it has fewer configurable parameters. Input parameters Lots - lot size (at 0, the lot will be calculated from the percentage

Three Sixty Dollar EA Version SELL IC Market Recomment Broker -THIS EA ONLY SELL The Performance is the same als the Gratis Version on DE40 you have only more Settings to Change for other Indizes or Pairs. (See on Pictures) only DE40 -minimum 3000$/€ ...Lot 1-5 -M1 -maximal 30min per Day Robot Worktime Version 1 SELL only -this EA only SELL you have to buy my second version to get trades to buy. -Trade only on the DE40 indices - Don't close trades the robot will close everything automatic

The new era of trading automation is here with Nemiga Prop Scalper! Our robot is not just software; it's a powerful tool that takes your trading strategy to new levels of efficiency and effectiveness. Prop Firm Ready. Requirements Trading pairs EURUSD,XAUUSD Timeframe 1H Minimum deposit  $100 Leverage 1:200 Brokers PRO,ECN,LOW Spread Features: Advanced Trading Algorithms: Nemiga Prop Scalper is equipped with cutting-edge algorithms that analyze the market in real-time, forecast tre

Settings  |  MT5 version  |  Universal Box Trading Sessions Indicator |  FAQ Universal Breakout is an Expert Advisor that trades on the classic price range breakout strategy . It can be set up for any strategy that involves price breaking out of the price band , which is set by the time interval. For example : breakout of Asian, European or American trading session extremums, breakout of daily extremums or even the first H4 candle of Monday. Telegram chat:   @it_trader_chat The new Expert Advis

Expert Advisor (EA),  MA Following  commonly known as a trading bot. It implements a grid trading strategy with the following characteristics: Moving Average and Standard Deviation : The EA uses a Moving Average (MA) as the core of its trading strategy, combined with Standard Deviation (SD) for trade entry and exit decisions. There are four types of MAs available: Simple, Exponential, Smoothed, and Linear Weighted. Users can select the MA type and set its period, as well as the period and fact

zGold  is an Expert Advisor built, designed and configured to be used with Gold/XAUUSD . The system uses custom Trend algorithms to find key entry points into the market and executes them once the right criteria is met and it uses a mixture of Indicators and Price Action. The Expert Advisor also has a custom filtering algorithm to disregard false signals and work around possible market reversals. To combat spread related issues the closing strategy is based around account profits, totals and cur

AI Gen XII EA This is an Expert Advisor with the latest use of Artificial Intelligence and Neural Networks. The EA runs on the top-of-the-line GPT-4o platform and also uses Advanced Discrete Fourier Imaging in ATFNet aligns the frequency spectrum of the input series, allowing for a more complete analysis of time series data. The EA also boasts trading on different strategies simultaneously and matching backtest trades and real trading, which is very important in its time.  Details about Advisor

ONLY 3 COPIES OUT OF 10 LEFT AT $399! After that, the price will be raised to $499. - REAL SIGNAL: Default Setting:  https://www.mql5.com/en/signals/2258186 Gold Trading AI is an EA that uses artificial intelligence technology to analyze data of many indicators. From there, EA will have the best option to enter orders. The biggest difference of Gold Trading AI is that the EA can control the Risk:Reward ratio much better than other EAs.That is possible thanks to a set of tools to control entry

CyNera: Your Trading, Our Technology Signals:   CyNera Manual & set files: contact me after purchase to receive the manual and set files Price: The price increases based on the number of licenses sold Available copies: 3 units Trading gold, one of the most volatile instruments in the market, demands precision, in-depth analysis, and strong risk management. CyNera Expert Advisor seamlessly integrates these elements into a sophisticated system designed for optimal gold trading. CyNera’s advanced

The EUR/USD Multi-Strategy Trading Robot MT4 is an advanced tool designed to optimize trading by combining 3 key systems:   daily trading, volume analysis, and Fibonacci   retracement levels. This robot works by integrating these different approaches to create a more dynamic and adaptable strategy for trading the   EUR/USD pair . EA adapts to different market conditions, this makes it an ideal solution for traders looking to enhance their trading strategy with a powerful, multi-faceted approach.

Introducing   Quantum Emperor EA , the groundbreaking MQL5 expert advisor that's transforming the way you trade the prestigious GBPUSD pair! Developed by a team of experienced traders with trading experience of over 13 years. IMPORTANT! After the purchase please send me a private message to receive the installation manual and the setup instructions. ***Buy Quantum Emperor EA and you could get Quantum StarMan or Quantum Gold Emperor for free !*** Ask in private for more details New Live Sign

AI-Driven Technology with ChatGPT Turbo Infinity EA is an advanced trading Expert Advisor designed for GBPUSD and XAUUSD. It focuses on safety, consistent returns, and infinite profitability. Unlike many other EAs, which rely on high-risk strategies such as martingale or grid trading. Infinity EA employs a disciplined, profitable scalping strategy based on neural network embedded over machine learning, data analytics AI based technology provided by latest ChatGPT version to make your overall tra

Overview The CoreX G EA is an advanced trading system specifically designed to tackle the complexities of the Forex market. By leveraging cutting-edge neural networks, sophisticated machine learning technologies, and an integrated big data strategy, CoreX G delivers exceptional accuracy and security in trading. This Expert Advisor (EA) stands out due to its technological excellence and premium customer support, ensuring users are always assisted with any questions or concerns. Signals:   Live

-------------------------------------------Introducing: Z4SCALP--------------------------------------------- Z4SCALP is an advanced trading robot that has a SL per trade, very small SL , designed without martingale.  Fake Profits Profit for two weeks and disappear with a limited loss. This expert does not work that way. My expert needs patience. After two months, the results and compound interest will appear in your account. If you are in a hurry to make a quick profit. Please do not buy this ex

Professional trading robot   Albatross : Your reliable assistant in the Forex market Albatross is an innovative trading robot designed to analyze the market using a specialized algorithm. This expert uses advanced methods to assess the strength and amplitude of price movements, which allows it to accurately predict trend reversals and make optimal trading decisions. Benefits of using Albatross Unique analysis algorithm: Albatross analyzes market data for a certain period of time, assessing th

40% discount only for the next 5 buyes (Original price: 600 $) Get a 50% bonus by buying (or even renting) any of our products. After buying (or renting), send a message for more information. Expert Golden Ai Combined with artificial intelligence Control the AI with a variety of simple settings Without using dangerous strategies (all trades have a profit limit and a loss limit) Can be used in Gold (XAUUSD) currency pair and 3 important time frames An expert who has been trained by artif

HFT Prop Firm EA is  also known as Green Man due to its distinctive logo, is an Expert Advisor (EA) crafted specifically for overcoming challenges or evaluations from proprietary trading firms (prop firms) that permit High-Frequency Trading (HFT) strategies. For limited period: Free utilities worth $198 when you buy HFT Prop Firm EA MT5 version:  https://www.mql5.com/en/market/product/117386 Passing HFT Challenge Performance Monitor (starting at $200): Broker: IC Markets Account Number 21

Gold Scalping Expert is a very intelligent smart algorithm which exploits the reaction of gold during various high-impact events like geo-political news, pandemics, and economic changes.  This system trades breakouts using the popular zig-zag indicator by placing pending orders at the turning points and when the price breaks out beyond these levels the orders will get triggered.  The EA is using a very smart trailing stop and dynamic stop loss to protect your account and manage the risk properly

The Bitcoin Robot  MT4 is engineered to execute Bitcoin trades with unparalleled   efficiency and precision . Developed by a team of experienced traders and developers, our   Bitcoin Robot   employs a sophisticated algorithmic approach (price action, trend as well as two personalized indicators) to analyze market and execute trades swiftly with   M5 timeframe , ensuring that you never miss out on lucrative opportunities.   No grid, no martingale, no hedging,   EA only open one position at the sa

EA Gold Stuff is an Expert Advisor designed specifically for trading gold. The operation is based on opening orders using the Gold Stuff indicator, thus the EA works according to the "Trend Follow" strategy, which means following the trend. Real-time results can be viewed  here . Contact me immediately after the purchase to get personal bonus!  You can get a free copy of our Strong Support and Trend Scanner indicator, please pm. me! Settings  and manual   here   SETTINGS Open new series - on / o

Sale 30% OFF! 1 copy left for $215. Next price --> $299.  Diamond PRO is enhanced powerful version of Diamond for advanced traders. Pro version includes optimized cores, new impoved entry points filters, new multistage profit closure algorithm and сontains number of external control parameter that allows build and fine tune own tradind decisions and algorithms. The system provides more accurate market entries, analyzes and filters upcoming economic news, contains spread protection and an advanc

PROP FIRM READY! ( download  SETFILE ) LAUNCH PROMO: Only a few copies left at current price! Final price: 990$ Get 1 EA for free (for 2 trade accounts) -> contact me after purchase Ultimate Combo Deal   ->   click here JOIN PUBLIC GROUP:   Click here New V2.2 Live Signal Old Live Signal Welcome to the Gold Reaper! Build on the very succesfull Goldtrade Pro, this EA has been designed to run on multiple timeframes at the same time, and has the option to set the trade frequency from very conser

The XG Gold Robot MT4 is specially designed for Gold. We decided to include this EA in our offering after   extensive testing . XG Gold Robot and works perfectly with the   XAUUSD, GOLD, XAUEUR   pairs. XG Gold Robot has been created for all traders who like to   Trade in Gold   and includes additional a function that displays   weekly Gold levels   with the minimum and maximum displayed in the panel as well as on the chart, which will help you in manual trading. It’s a strategy based on  Price

This  Expert adviser developed on Prop Trader VP( Patrick Victor) From No Nonsense Fx.  It is an automated trading system that uses 100% technical indicators with very complex settings and some hidden Mathematical calculations to open and close trades. Trade different times for each day. It doesn't use the grid, martingale, or other dangerous money management methods. It has a lot of Entry and Exit Methods, and Every Trade is Stop loss protected. Download Preset file  Features: Every trade is

Scalper Dragon is a scalping robot developed for GBPUSD, USDCHF, EURAUD pairs. The current version adds a few features that increase system consistency. Trade with the scaling strategy on the M5 timeframe. Orders always come with stoploss, fixed takeprofit.  Download Setfile all pair Note: My account is banned from messaging for 1 week. If you buy the bot, please read the EA description carefully and install it according to the setfile. Any questions, please wait until October 31 when my accoun

Have you ever wondered why most expert advisors are not effective in live trading, despite their perfect backtest performance? The most likely answer is Over-fitting . Many EAs are created to ‘learn’ and adapt perfectly to the available historical data, but they fail to predict the future due to a lack of generalizability in the constructed model. Some developers simply don't know about the existence of over-fitting, or they know but don't have a way to prevent it. Others exploit it as a tool t

The Expert Advisor is a system designed to recover unprofitable positions. The author's algorithm locks a losing position, splits it into many separate parts, and closes each of them separately. Easy setup, delayed launch in case of drawdown, locking, disabling other Expert Advisors, averaging with trend filtering and partial closing of a losing position are built into one tool. It is the use of closing losses in parts that allows you to reduce losses with a lower deposit load, which ensures saf

Way To Stars is a night scalping EA specifically designed to trade during periods of low market volatility to capitalize on low-risk opportunities. This night scalping EA focuses on capturing small price movements for frequent trading, thereby accumulating profits over time. It employs strict stop-loss measures to limit potential losses per trade, ensuring effective risk management. Way To Stars is a genuine and honest trading system that does not rely on purported neural networks, artificial in

Strategy Introduction The EA will find the best entry and exit points based on the data trained by the neural network and the current market trend. It includes multiple loss exit strategies to ensure capital safety. Because the market is full of uncertainties, it is impossible to enter at the most ideal point every time. Our EA uses a unique batch entry method, adding up to 5 entry points. Even occasional misjudgments can quickly recover subsequently. Each order has a fixed stop loss (SL) and t

Special offer is available at 79$   Quantum price will be increased after 24 hours Introducing the Quantum Quotient for Traders and PropFirms aspirants. This automated trading system implements a strategy without MARTINGALE and GRID tactics , meticulously constructed using proprietary technical and fundamental indicators. These methodologies have undergone rigorous testing and refinement for over a year. The Quantum Quotient strategy encompasses four key steps: 1. Supply and Demand Analysi

EA Black Dragon runs on the Black Dragon indicator. The EA opens a deal by indicator color, then there is the opportunity to increase the network of orders or work with stop loss. IMPORTANT! Contact me immediately after the purchase to get instructions and a bonus! Real operation monitoring as well as my other products can be found here:  https://www.mql5.com/en/users/mechanic/seller      Inputs Value  ·          Open new series – True/False – EA will open another series of orders (enable/d

EA has a live track record with 4.5 years of stable trading with low drawdown: Live performance MT5 version can be found here Waka Waka is the advanced grid system which already works on real accounts for years. Instead of fitting the system to reflect historical data (like most people do) it was designed to exploit existing market inefficiencies. Therefore it is not a simple "hit and miss" system which only survives by using grid. Instead it uses real market mechanics to its advantage to make p

The   Milioron   robot, developed for the Forex market, has significant flexibility and offers many mechanisms for maintaining a series of orders. It allows traders to automate and optimize their trading using built-in strategies and risk management approaches. Some of the main features and capabilities of the Milioron robot include: 1. **Flexibility of settings**: The robot provides traders with a wide range of parameters and settings that can be adapted to specific trading strategies and

Several experts in one expert With this expert, you can use several up-to-date strategies Enhanced with artificial intelligence Can be used in several popular forex currencies Can be used in the most popular forex time frames Without using high-risk strategies Attributes : Can be used in the EURUSD , GBPUSD , USDCHF , AUDUSD , USDCAD , NZDUSD  currency pairs Can be used in M30 , H1 , H4 , D1 time frames Has profit limit and loss limit Without using risky strategies like martingale or hedg

AW Trend Predictor EA - an Expert Advisor that trades using trend indicator signals AW Trend Predictor. Uses indicator strategies TakeProfit and StopLoss. Can use multi-timeframe filtering. Has a fixed StopLoss or StopLoss calculated by the indicator. Time-based work and averaging are functionally possible. Instruction and description ->  HERE  / MT5 version ->  HERE   Benefits: Uses a fixed StopLoss or dynamic StopLoss calculated by the indicator based on the current volatility Has the funct

ONLY 3 COPIES OUT OF 10 LEFT AT $399! After that, the price will be raised to $499. Gold Scalper Trading is an EA that uses a complex trading methodology that includes cross-market analysis to find scalpable entry points with XAUUSD, one of the market's wildest running pairs. EA uses stop loss for all orders, only 1 order and does not use any dangerous trading methods: No grid, no martingale,... Gold Scalper Trading is one of the EAs I have used. using and trading with fund management account

Dear friends, I present to you my  TradeFields EA  adapted for   Forex,  modeling is based on machine learning using averaging and grid trading. The   EA   is a fully automatic light version and it is intended for trading in a single currency mode with a fixed micro lot and has only trading session intervals for all days of the week as external settings. You can find professional versions of advisors with many settings and many additional functions at the following links: https://www.mql5.com/r