python-training-1/day_1/variable_rules.py at main · anishLearnsToCode/python-training-1 · GitHub

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"""
Time Complexity: O(1)
Space Complexity: O(1)
"""

"""
letters a-z A-Z
numbers 0-9
underscore _
first character: letter/underscore
"""

a = 10
hello = 10
hello10 = 10
hello_10 = 10
hello__10 = 10
_ = 9
__ = 9
___ = 9
_hello_190 = 9
# 45hello = 9