14 lines
325 B
Python
14 lines
325 B
Python
import re
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import sys
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def line_contains(line):
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return re.match("(^(Mt ([1-9]|[1][0-9]|[2][0-8])))?(^(Mk ([1-9]|[1][0-6])))?(^(Łk ([1-9]|[1][0-9]|[2][0-4])))?(^(J ([1-9]|[1][0-9]|[2][0-2])))?(\, [1-9]?[0-9])", line)
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for line in sys.stdin:
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if line_contains(line):
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print("yes")
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else:
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print("no")
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