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nikhilc2710/directions.py

Created January 19, 2021 03:00
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directions.py
for x2, y2 in ((x+1,y), (x-1,y), (x,y+1), (x,y-1)):
if ( 0 <= x2 < width and #X-axis in range
0 <= y2 < height and #y-axis in range
grid[y2][x2] != wall and #not a wall
(x2, y2) not in seen): #not visited
queue.append( (x2, y2))
seen.add((x2, y2))
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