Solved by hocln

#	Title	# Solved	Avg. Tries
1159	TRENER	12,431	1.89
2557	Hello World STANDARD	358,164	2.54
31395	Number of Sorted Contiguous Subsequences	556	2.05
31403	$A + B - C$	10,901	1.59
31408	당직 근무표	531	1.73
31432	Not Prime: Save the KSA	540	3.77

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