はむこの勉強記録

http://bit.ly/2ktf20t の写し

リスニング 2018/02/04 Ten Things You Should Never Say to a Girl

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リスニング 2018/02/03 Oxford Shoes Guide - How To Wear, Buy & Combine Men's Oxfords

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AtCoder Regular Contest 083 - E - Bichrome Tree

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AtCoder Petrozavodsk Contest 001 - F - XOR Tree

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