Solved by son991022

#	Title	# Solved	Avg. Tries
2744	대소문자 바꾸기 STANDARD	23,143	1.32
2557	Hello World STANDARD	346,358	2.54
1157	단어 공부	98,162	2.51
1001	A-B STANDARD	268,784	1.44
1000	A+B STANDARD	313,108	2.58

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