Built a GUI application using Pygame - in Python . Used ->A star path finding algorithm , ->Breadth First Search and ->Depth First Search Algorithms .
pip install pygame
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Select the algorithm ( in bottom )
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First left click -> Starting positiona
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Second left click -> End position
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Further left clicks -> Draw barriers
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Right click -> To erase drawn things
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Space bar -> To start the visualisation
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press C -> To reset / restart