How can create Strategy?
You have two options: Visual JForex and JForex.
1. Visual JForex
Follow the instructions on this page: https://www.dukascopy.com/swiss/english/forex/Visual/contest/
2. JForex
Develop a strategy (useful links with examples):
Create a strategy: https://www.dukascopy.com/wiki/#Create_a_strategy
Strategy Tutorial: https://www.dukascopy.com/wiki/#Strategy_Tutorial
Strategy API: https://www.dukascopy.com/wiki/#Strategy_API
Backtest your strategy using historical tester: https://www.dukascopy.com/wiki/#Historical_Tester
Upload your strategy by clicking "Add new strategy" button on "My strategies" page: https://www.dukascopy.com/strategycontest/?action=strategyPage&trader=bdfx
Use "My Contest Profile" page to select and run your strategy: https://www.dukascopy.com/strategycontest/?action=blog&trader=bdfx
Если у Вас есть своя стратегия, которой Вы пользуетесь при торговле, вот ее и создайте и следуйте ей. Тут все легко и просто!Удачи Вам!