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Simple without weird operations solution in Clear category for Long Repeat by point_to_null
def long_repeat(line: str) -> int:
"""
length the longest substring that consists of the same char
"""
longest = 0
current_char = None
current_count = 0
for char in line:
if char == current_char:
current_count += 1
else:
if longest < current_count:
longest = current_count
current_count = 1
current_char = char
return max(longest, current_count)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert long_repeat('sdsffffse') == 4, "First"
assert long_repeat('ddvvrwwwrggg') == 3, "Second"
assert long_repeat('abababaab') == 2, "Third"
assert long_repeat('') == 0, "Empty"
print('"Run" is good. How is "Check"?')
Sept. 7, 2019
