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Long Repeat Inside via RegExp solution in Clear category for Long Repeat Inside by Molot
import re
def repeat_inside(line):
"""
first the longest repeating substring
"""
if len(set(line)) == 1:
return line
re_list = re.findall(r'(?=(.*)(\1+))', line)
return sorted(list(map(''.join, re_list)), key=len, reverse=True)[0]
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert repeat_inside('aaaaa') == 'aaaaa', "First"
assert repeat_inside('aabbff') == 'aa', "Second"
assert repeat_inside('aababcc') == 'abab', "Third"
assert repeat_inside('abc') == '', "Forth"
assert repeat_inside('abcabcabab') == 'abcabc', "Fifth"
print('"Run" is good. How is "Check"?')
June 25, 2018
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