LeopinEA AI Trading System

Magic Grid is an indicator-free advisor that uses a grid strategy. The strategy is based on automatic reopening of grid pending orders, after closing their market positions (by Take-Profit, Stop-Loss or manually). Pending orders are placed with a specified step from the initial prices, which can be entered manually or generated automatically ( one time at the beginning of the trade ). The robot can trade on any time frame, on any currency pair, on several currency pairs, and on any number of di

| Fully-automated Smart Money Concept (ICT) inspired trading solution with multi-strategy capabilities | Built by a grid trader >> for grid traders.  This is MT4 version, click  here  for  Blue CARA MT5  (settings and logics are same in both versions)     Real monitoring signal  -->  Cara Gold Intro Blue CARA EA   ('CARA') - short for  C omprehensive  A lgorithmic R esponsive A dvisor is a next-gen  multi-currency    multi-timeframe  EA base on the widely known (and perhapse most popular) Inn

Magic EA is an Expert Advisor based on Scalping, Elliot Waves and with filters such as RSI, Stochastic and 3 other strategies managed and decided with the robot smartly. Large number of inputs and settings are tested and optimized and embedded in the program thus inputs are limited and very simple. Using EA doesn't need any professional information or Forex Trading Knowledge. EA can trade on all symbols and all time frames, using special and unique strategies developed by the author. The EA wo

H4 GBPUSD Trend Scalper is a trend signal scalper The EA trades according to the trend strategy using original built-in indicator for opening and closing orders. The external inputs for limiting trading on Fridays and Mondays are available. The purpose of the strategy is to use the current trend with the most benefit. According to the results of testing and working on demo and real accounts, the best results achieved by using the Н4 timeframe on the GBP/USD pair Works on MetaTrader 4 Build 971+

Smart Funded EA is an expert advisor designed to pass the HFT challenges of prop firms that allow its use. You can check my blog post about HFT Prop firms before buying a challenge. Do I need to back-test? You do not need to backtest, and demo servers that you backtest will not give the real results since HFT prop firms servers and symbols are specially designed friendly with HFT bots. Samart Funded HFT has a hundred percent success rate so do not waste your time back testing. You can test the

The Official Automated Version of the Reliable Indicator PipFinite Breakout EDGE EA Breakout EDGE takes the signal of PipFinite Breakout EDGE indicator and manages the trade for you. Because of numerous financial instruments to consider, many traders want the signals to be fully automated. The EA will make sure all your trades are executed from entry to exit. Saving you time and effort while maximizing your profits. The Edge of Automation Effortless price action trading is now possible acros

GMMA Trade X is an EA based on GMMA. GMMA parameters such as MovingAveragePeriod1-24, MovingAverageMAShift1-24, MovingAverageShift1-24 and CandlestickShift1-24 can be adjusted. GMMA Trade X applies BTN TECHNOLOGY's state-of-the-art intelligent technology to help you create optimal results for your trades. May your dreams come true through GMMA Trade X. Good luck. = == == Inquiries = == == E-Mail:support@btntechfx.com

Factor EA   is a fully automated scalping strategy expert advisor that runs on the M1 timeframe. Advisor settings are based on a safe trading strategy, the essence of which is to close the transaction, upon reaching a positive dynamism of profitability of several points, which allows the user to reduce the cost of opening losing trades. The EA is multifunctional and does not require a certain type of account for normal functioning. The EA’s mechanism of work is arranged so that before opening a

Santa Scalping is a fully automated Expert Advisor with no use of martingale. Night scalping strategy. The SMA indicator filter are used for entries. This EA can be run from very small accounts. As small as 50 EUR. General Recommendations The minimum deposit is 50 USD,  default settings reccomend for eurusd m5 gmt +2 . Please use max spread 10 if you will not have orders change it to -1. Use a broker with good execution and with a spread of 2-5 points. A very fast VPS is required, preferably w

Trading robot on the MACD indicator This is a simplified version of the   trading robot , it uses only one entry strategy (the extended version has more than 10 strategies) Expert Benefits: Scalping, Martingale, grid trading. You can set up trading with only one order or a grid of orders. A highly customizable grid of orders with a dynamic, fixed or multiplier step and trading lot will allow you to adapt the Expert Advisor to almost any trading instrument. Drawdown Recovery System, Overl

MMM Zig Zag Strategy: The Expert Advisors uses its built-in Zig Zag indicator to determine the prices trends and calculates the signal to decide to open buy or sell positions. It sends an order, closes or moves the Trailing Stop loss position as the indicator works. You can define the time period of each day of the week the EA should not trade (the bad time to trade). Usually the period of day when the impact news are published. General Inputs: Closes orders with any profit of value (currency):

EA KOGORO TREND PROFITABLE HIGHER, FLEXIBLE AND SAFER EA KOGORO is a robot that operates on the most basic principle of the market: "Trend is Friend" combined with the improved Martingale principle with many times more safety than conventional Martingale. - EA KOGORO is a fully automatic EA robot for established pairs. - The principle of order balancing, low DD protects accounts better for high profits. - Opening and closing orders is really flexible. - Safer, high profit. - Manage b

This automated trading robot uses the capabilities of the macd indicator to create a grid strategy. The algorithm creates a grid strategy at overbought and oversold levels and in times of high volatility. This makes it susceptible to all price fluctuations. The Close Money input is the total amount of earnings in the cycle. We define it as the total take profit amount in the cycle. It has the ability to open more cycles in short periods. However, you can use the robot in medium-term trading. Rea

How the EA works (simple explanation) Trades on   M5   timeframe Uses   H1 timeframe   to analyze global market context Analyzes   2 or 3 timeframes simultaneously On each timeframe: Checks price position relative to one or two Moving Averages Evaluates MA angle and distance between price and MA Entry logic is based on   trend + volatility conditions , not on random signals The full algorithm is illustrated in the screenshots. Recommended usage Symbol:   EURUSD Timeframe:   M5 Trading

Max ScalperSpeed   is a fully automated expert advisor. This system has been developed to improve the efficiency of generating more returns. Rely on scalping trading strategies and recovery strategies with appropriate trading frequencies, and also able to work well in all market conditions, whether trend or sideways, able to trade full time in all conditions. Enable or disable news filtering according to user needs. Added a proportional lot size adjustment function, where users can choose to ad

Gold Label  is an Expert Advisor designed specifically for trading gold.  This EA is specifically designed for   XAUUSD  with low risk and can grow your account from small capital. It is based on machine learning cluster analysis and genetic algorithms. EA contains self-adaptive market algorithm, which uses price action patterns and standard trading indicators. Expert showed stable results on XAU in 2011-2020 period. No dangerous methods of money managment used. Suitable for any broker conditi

Авторская стратегия демонстрирующая хорошие результаты на валютной паре eurchf m15. Советник в своей работе ищет наиболее вероятные точки разворота на графике и если сигнал подтверждается открывает сделку. Советник работает круглосуточно, что делает его универсальным вне зависимости от времени на рынке, что также отличает его от большинства советников торгующих в строго ограниченное время. По мере роста спроса на советник и увеличения хороших отзывов, цена на него будет расти. Поспешите при

BG Grid Limited is a countertrend Expert Advisor that uses standard indicators to enter the market. The Expert Advisor has flexible settings and can be used for multi-pair trading. I suggest using 10 currency pairs at once at the same time. However, this does not mean that the Expert Advisor will immediately open 10 orders, one for each currency pair. The Expert Advisor enters the market only with a certain set of indicator readings. The Expert Advisor in the settings has loss limits in the form

The  MaverickProPlus  is a fully automated EA design for trading EURUSD pair. It is design to trade along the trend and also trade during reversal. It uses adaptive grid strategy. In adaptive grid strategy the distance between the trade is not fixed, the entry of next trade is base on most favorable market condition to close the trade in profit. So the risk associated with normal  grid/Martingale  strategy is considerably reduced by adopting adaptive grid distance strategy.  Back tested for 5 y

Macd Matrix Edge: Advanced Gold Trading Algorithm Macd Matrix Edge is a fully automated trading system specifically engineered for the Gold market ( XAUUSD ). The algorithm integrates momentum and volatility indicators, optimized through a Walk-Forward validation matrix to ensure superior statistical robustness. This EA does not use dangerous methods like Martingale or Grid. Every trade is protected by a Stop Loss based on market volatility (ATR). The demo test gives an error. Talk to me and I'l

Whether you’re a scalper, day trader, or swing trader, this tool gives you total control   directly from your chart. you can get all this features right on your trading chart .   Everything   is   color   coded.   equity and live P&L display in  Green   if   trades in profit   and   red   if   trades in drawdown.   Moveable panel -   double click on clock label and move panel anywhere on screen with it . Displays local time + candle countdown on the chart. Shows Balance, Equity & Daily Profit/

Thank you for visiting us. We would like to introduce our new BLACK OUT EA which comes along with a moving average indicator for better trading This EA open and closes trades for you, no need to stress yourself. You can trade on any broker using any time frame . there are no restrictions!! You can easily increase your Lot size on the EA settings Backtest was done for two months. stay tuned for more !!!

This EA is a breakthrough EA. When the monitoring market changes rapidly, fluctuates rapidly in one direction, and exceeds the set threshold, the EA will quickly place an order and quickly adopt a mobile stop loss strategy to complete capital preservation and profitability. Advantages of this EA: 1. The transaction is very fast to the closing of the position, and it is never procrastinated. 2. After the transaction, the accuracy rate is very high. 3. Place an order with compound interest, and th

Karman is a fully automated trading advisor working on a М30 timeframe. The settings of the advisor are based on the safe trading, the essence of which is to close the transaction, while achieving a positive profitability dynamism of several points, which allows the user to reduce the costs of opening losing trades. The Expert Advisor is multi-functional and does not require a specific type of account for the normal operation of all functions embedded in it. The advisor’s manual involves encapsu

The Neural Network based Night Trading Gold Advisor is an innovative tool for investors and traders looking to automate their strategies in the night market. This advisor uses advanced machine learning and neural network technologies to analyze data and make trading decisions. The initial cost of the advisor is $190, the first 10 copies, the next price change is $490, the final cost of the advisor is $1490 Developing code for a neural network in a trading strategy requires the use of specializ

Based on candlesticks patterns. Different candlesticks patterns included with buy and sell on pattern recognition without stoploss and limit. Sell at peaks and buy at bottoms or follow a trend. A simple EA based on century old chart patterns. EA also uses extensions to established patterns and takes more than one buy or sell trades following a buy or sell trade and closes all previous buy or sell trades on a reverse pattern. 

The Infinity Expert Advisor is a scalper. When the resistance and support levels are broken, trades are opened in the direction of the price movement. Open positions are managed by several algorithms based on the current market situation (fixed stop loss and take profit, trailing stop, holding positions in case of trend indication, etc.). Requirements for the broker The EA is sensitive to spread, slippages and execution quality. It is strongly recommended not to use the EA for currencies with s

This is a price action trading robot, the EA will stick to the medium term trend and price to deliver trades. Orders are always protected by the user set stop loss points. With the capital management system, it will help that EA operates in accordance with its purpose. Telegram : https://t.me/trungtqIT Timeframe is H1. Minimum account balance: $100. Attention is Important: EA only test live on demo or real accounts. Backtest results are just random and inaccurate. Features: Every trade is prote

This is a grid Expert Advisor. It features several trading strategies based on Moving Average. It works on minute bar Open prices. Virtual trailing stop, stop loss and take profit can be set in pips, in the deposit currency or as a percentage of the balance. Depending on the settings, different orders may be opened for diversifying risks. Their closure can be either an oppositely directed or unidirectional basket of orders. The order grid is adaptive and is made of market orders. If the price ha

The  Boster  is a fully automated EA design for trading EURUSD pair. It is design to trade along the trend and also trade during reversal. It uses adaptive grid strategy. In adaptive grid strategy the distance between the trade is not fixed, the entry of next trade is base on most favourable market condition to close the trade in profit. So the risk associated with normal  grid/Martingale  strategy is considerably reduced by adopting adaptive grid distance strategy.  Back tested for 10 years (20

Vortex - your investment in the future The Vortex Gold EA expert Advisor made specifically for trading gold (XAU/USD) on the Metatrader platform. Built using proprietary indicators and secret author's algorithms, this EA employs a comprehensive trading strategy designed to capture profitable movements in the gold market. Key components of its strategy include classic indicators as CCI and Parabolic Indicator, which work together to accurately signal ideal entry and exit points. At the heart of V

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 New live signal:   https://www.mql5.com/en/signals/2084890 Live Signal high risk :  https://www.mql5.com/en/signals/2242498 Live Signal Set Prop Firm Set JOIN PUBLIC GROUP:   Click here Parameter overview Gold Trade Pro joins the club of Gold trading EA's, but with one big difference: this is a real trading strategy.

PROP FIRM READY! ( download  SETFILE ) LAUNCH PROMO: Only a few copies left at current price! Final price: 990$ Get 1 EA for free (for 3 trade accounts) -> contact me after purchase Ultimate Combo Deal   ->   click here JOIN PUBLIC GROUP:   Click here 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 conservative to extreme volatile

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

Pattie Grid Pro EA  is a fully automatic expert advisor using the very accurate strategy for both initial and grid orders. The EA can trade any currency pairs with one preset that provides high diversification and smooth growth of equity. In spite of using grids the EA is designed to long-term trading with minimal risk.  The robot independently opens positions, manages them and closes them in parts, creating an efficient order grid that adapts to changing market conditions.   Requirements Minima

Hello friends! I will be away until April 22. If you have made a purchase or have any questions, I will be back on April 22 and will make sure to reply to everyone. Thank you for your understanding BB Return — an Expert Advisor for gold trading (XAUUSD). I previously used this trading idea in manual trading. The core of the strategy is a return of price to the Bollinger Bands range, but not blindly and not on every touch. For the gold market, bands alone are not enough, so the EA uses add

AI   Forex Robot - The Future of Automated Trading. AI Forex Robot is powered by a next-generation   Artificial Intelligence   system based on a hybrid LSTM Transformer neural network, specifically designed for analyzing XAUUSD, EURUSD   and BTCUSD price movements on the Forex market. The system analyzes complex market structures, adapts its strategy in   real time   and makes data-driven decisions with a high level of precision. AI Forex Robot is a modern, fully automated system powered by   ar

Ask in private for more details after purchase Discounted   price .  The price will increase by $500 with every 10 purchases. Source code FlipDemonHFT available: https://t.me/snakeByteHoldings Ask in private for more details! IMPORTANT! After the purchase please send me a private message to receive the installation manual and the setup instructions. FlipDamonHFT – High-Frequency Trading Robot for XAUUSD (GOLD) FlipDamonHFT is a fully automated Expert Advisor for MetaTrader 4, developed for t

Trust EA   is a real trader's tool, working on a clear principle, with its advantages and disadvantages, so it will not suit everyone, but for some users it can become the best trading robot. * Limited special offer - 50% off the full price of the product. Only 5 copies at this price. The final price is 997$ * Discuss the complexities of Forex trading here:  chat "Age of Expert Advisors" . Logic I have been working with algorithmic trading systems since 2015, and in my experience, systems with

Aussie Loonie EA is a professional trading system developed exclusively for the   AUDCAD   currency pair. This cross pair is widely recognized for its stable and technical behavior, which makes it particularly attractive for traders who prefer structured and predictable market conditions rather than extreme volatility and sudden price spikes. By focusing solely on AUDCAD, the system is able to   adapt precisely   to the specific characteristics, rhythm and movement patterns of this pair. The EA

Buy not a backtest, but a real trading system   Live Signal This price is temporary for the duration of the promotion and will be raised shortly There are only a few copies left at the current price, the next price is -->> 1480 $ Welcome to the GoldPulse AI Hey, I'm GoldPulse AI! This is the first smartest robot that trades gold or XAU with full pairs like XAUUSD, XAUEUR, XAUGBP, XAUAUD, XAUJPY, XAUCHF, XAUSGD, and XAUCNH! I check the news every single day and I take advantage of any opportu

Quantum King EA — Intelligent Power, Refined for Every Trader IMPORTANT! After the purchase please send me a private message to receive the installation manual and the setup instructions. Special Launch Price Live Signal:   CLICK HERE MT5 version : CLICK HERE Quantum King channel:   Click Here ***Buy Quantum King MT4 and you could get Quantum StarMan for free !*** Ask in private for more details! Rule   your trading with precision and discipline. Quantum King EA   brings the strengt

Professional XAUUSD (Gold) Trading Expert Advisor.  Built Specifically for XAUUSD — The Most Volatile and Manipulated Market Gold (XAUUSD) is   not Forex . It is fast, aggressive, highly volatile, and full of   fake breakouts, stop hunts, and sudden spikes   — the exact reasons why   most EAs fail on Gold . VIEW REAL PERFORMANCE (DEFAULT SETTING) :   https://www.mql5.com/en/signals/2361796 Follow the channel for the latest update MT5:  https://www.mql5.com/en/market/product/161326 AI Aurum Pivo

Limited stock at the current price! Final price: $1999 --> PROMO: From $299 --> The price will go up every 5 purchases, next price : $399 Golden Mirage is a robust gold trading robot designed for traders who value reliability, simplicity, and professional-grade performance. Powered by a proven combination of RSI, Moving Average,  ADX, and High/Low Level  indicators, Golden Mirage delivers high-quality signals and fully automated trading on the M5 timeframe for XAUUSD (GOLD) . It features a robu

Live Signal:   https://www.mql5.com/en/users/varkotechnologies/seller MT5 version:   https://www.mql5.com/en/market/product/164203 Timeframe:       M1 Currency pair:       XAUUSD Varko Technologies   is not a business, it is a philosophy of freedom. I am interested in long-term cooperation and building a reputation. My goal is to constantly improve and optimize the product to meet changing market conditions. Gold Safe EA       - the algorithm uses several strategies simultaneously, the main p

Contact us after purchase (no rent) to access our VIP group. (Set files, tips, trade idea, community) Live result Ziwox Fundamental Trader Ziwox Fundamental trader is a trading assistant that helps financial markets traders reach smart decisions informed by the EA information data. This EA uses real-time online sources + AI tools to catch necessary information like the fundamental bias of currencies, Sentiment of retail traders ratio on a pair, Bank and institute forecast, COT report data, and

GoldPro (MT4) — XAUUSD Expert Advisor with 2 selectable modes: Classic & Scalping GoldPro is an automated trading system for   XAUUSD (Gold)   built for traders who want structure, clear risk controls and an EA that can work in different market tempos. Inside one EA you can choose   how it trades : 1) Classic Mode — calm logic for swings & pullbacks A classic approach focused on reversal / mean-reversion behavior (entries from market “exhaustion” zones) and structured position management. Basket

Pattie Opening Range Breakout (ORB) is a range of price variation, which for each session, it generates a combination of support and resistance levels, positioning itself in favor of breaking out of the bands, when it is exceeded on the upside is a signal to buy or enter long and when it is exceeded on the downside it is a signal to sell or enter short. Pattie Break Out  EA  is a specialized trading tool designed to automate  time session-based breakouts . The EA operates by drawing a price rang

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

XIRO Robot is a   professional trading system   created to operate on two of the most popular and liquid instruments on the market:  GBPUSD,  XAUUSD and BTCUSD . We combined two proven and well tested systems, enhanced them with multiple new improvements, optimizations and additional protective mechanisms, and integrated everything into one advanced and unified solution. As a result of this development process, XIRO Robot was created. Robot was designed for traders who are looking for a reliable

XGen Scalper MT4 - Professional Automated Trading System XGen Scalper is a state-of-the-art Expert Advisor that combines advanced algorithmic structure with proven technical analysis to deliver consistent results across all markets. This powerful trading system operates seamlessly on forex pairs, precious metals such as gold and silver, cryptocurrencies, and commodity indices. Advanced Algorithmic Technology The proprietary wave scanning algorithm processes market data in real time, identify

Ось відформатований текст без альтернативних назв у дужках: Latency Edge Scalpel Latency Edge Scalpel is a high-frequency, institutional-grade trading solution engineered for high-precision scalping in the decentralized Forex market. This is not a simple grid or martingale bot; it is a sophisticated mathematical tool designed to exploit micro-structural price gaps and momentary volatility imbalances. The Algorithmic Core At its heart, Latency Edge Scalpel operates on a hybrid volatility-filterin

Vortex Turbo — “Trade the storm — control the Vortex” Vortex Turbo represents the next evolutionary stage in intelligent trading — a unique development that merges cutting-edge AI architecture, adaptive market logic, and precise risk control. Built upon proven algorithmic principles, it integrates multiple strategies into a unified high-speed ecosystem powered by a new level of predictive intelligence. Designed as a scalping expert for gold XAUUSD(GOLD), Vortex Turbo employs a controlled martin

Saints Row Aggressive Scalper is a high-frequency trading (HFT) Expert Advisor built for traders who demand fast execution, sharp entries, and consistent performance in volatile markets. Designed specifically for XAUUSD (Gold) and USTEC (NASDAQ), this EA is engineered to capitalize on rapid price movements using a precise and aggressive scalping approach. It performs exceptionally well during the New York trading session, where liquidity and volatility create optimal trading conditions. IMPORTA

Sinal (GOLD/XAUSD) - mais de 14 meses ativo e mais de 6 mil negociações em conta Standard (alavancagem de 1:400):   https://www.mql5.com/pt/signals/2278431 Produto para MetaTrader4:  https://www.mql5.com/pt/market/product/159627 Produto para MetaTrader5:  https://www.mql5.com/pt/market/product/160313 O Apache MHL Moving Average Expert Advisor ou simplesmente "Apache MHL" é um robô que opera no ativo GOLD/XAUUSD utilizando estratégias baseadas em médias móveis e gestão de risco com Martingale.

Fully automatic Advisor Portfolio for GBPJPY / MT4 platform. Timeframe H1 This is a smaller version of my full advisor: EA Dance GBPJPY H1 MT4 The Mini version has an important part of the strategies. The advisor is a ready-made portfolio that contains six profitable trading strategies specifically for GBPJPY . Each strategy has a stop loss. Minimum Deposit = $200. Recommended Deposit = $500 (when trading with Risk Management = 2% per trade. The risk per trade is set to 2% (in the advisor sett

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 for free !*** Ask in private for more details Verified Signal:   Click Here MT5 Versi

One Gold - Future of Trading Introducing One Gold EA, a sophisticated trading robot for gold on the Meta Trader platform, developed to assist traders with advanced market analysis. Our proprietary technology leverages neural networks and data-driven algorithms to analyze both historical and real-time gold market data, providing insights that can aid in decision-making. Unlike traditional manual strategies, One Gold EA operates with minimal intervention, streamlining the trading process and aimin

ULTIMATE SALE! Get Forex GOLD Investor with a huge –60% discount ! Special Ultimate Price: $217 (Regular Price: $547 — You Save $330!) Forex GOLD Investor is one of the best expert advisors developed to trade on GOLD(XAUUSD) in the forex market. Forex GOLD Investor consists of 3 trading systems . The first one is based on scalping trading strategy, the second system has time based dependency which opens up to 2 trades at a time and the third system is based on breakout strategy. It has been t

"SOLO SNIPER PRO" EA is a powerful scalping trading system for MT4 platform! High Win Rate is around 90%! Compound interest risk management is used! M15 timeframe! It is original product which is offered only on this MQL5 website. Use Set_file for testing and trading:  Download EA set_file - Trades are very accurate: around 90%.  - System is NOT using any dangerous methods like grids or martingale. Each order has own SL for account protection. - Implemented compound interest method for lot c