ν•œκ΅­ λŒ€μ„ , νŠΉλ³„ν•œ νˆ¬ν‘œμ†Œλ“€μ΄ ν™”μ œκ°€ λ˜λ‹€

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ν•œκ΅­ λŒ€μ„ , νŠΉλ³„ν•œ νˆ¬ν‘œμ†Œλ“€μ΄ ν™”μ œκ°€ λ˜λ‹€
Difficulty:
orig. article