scarecrow1123

"""finds the shortest path that an ant could take to reach a point from another
	 constraint: the ant can move only to the right or up at any point
"""

grid_order = 4
grid = {}
index = {}
rev_index = {}
adj_list = {}

scarecrow1123

"""takes a list x and returns a list with odd integers or elements with even index"""
[i for idx,i in enumerate(x) if (type(i) is int) and (i%2 !=0 or idx%2==0)]

scarecrow1123

def count_set_bits(i):
  return bin(i).count('1')

def sort_set_bits(lst):
  """sorts a list based on the number of set bits in each digit"""
  return sorted(lst, key=count_set_bits)

scarecrow1123

def make_complete_graph(num_nodes):
  """takes number of nodes and returns a dict that represents 
  a complete graph(no self loops) with num_nodes"""
  return {x: set([(lambda y: y)(y) for y in xrange(num_nodes) if y!= x]) for x in xrange(num_nodes)}
  #remove the y!=x condition for self loops

scarecrow1123

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a