Acadamic Projects -> BSC Computer Science
Left Shift key + Mouse move to draw block
Mouse Left Button 1 to clear block
LeftCtrl + Mouse Left Button1 to create source block ( place where the path search is to be begin)
LeftCtrl + LeftShift + MouseLeftButton to create destination block( place where the path search is to be End)
Space Button to find the path from source block to the destination block