Dacon Profile https://dacon.io/myprofile/433849/home 1. 2021년(제2회) NH투자증권 빅데이터 경진대회 https://github.com/aLVINlEE9/Predict_HoldingDay/tree/48b7ba021f0283e0f6d1888df23a406db82425d0