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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Substring/Crystal/substring.crystal Normal file
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def substring_demo(string, n, m, known_character, known_substring)
n -= 1
puts string[n...n+m]
puts string[n...]
puts string.rchop
known_character_index = string.index(known_character).not_nil!
puts string[known_character_index...known_character_index+m]
known_substring_index = string.index(known_substring).not_nil!
puts string[known_substring_index...known_substring_index+m]
end
substring_demo("crystalline", 3, 5, 't', "st")