Arduino stair led light using 10 ledS 2 tactile switches

I have tested simple concept stair LED light. project contains, Arduino Nano, 10X1W LEDs, 2 Tactile switches.  Arduino code can be downloaded using link, its modified code  from original code.  I have tested this project  with 10 LEDs, number of LEDs can be increase as per requirment and available pins on arduino, Arduino Mega provides liberty to use many pins

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