7e9f8576b78460f62399f497309c701ff7cad98c4e34034638df9f3028a21121cb5594dcb338dd09979e4aeca0c2582446b1c6cff3

0fe8f172c0f46182239df2ed379c7068e40c7685670787764c65ceca5f0acc7a77c8f90103abe58e9a9de6bb135a4077bb4759d8

0eee8971c1806efe23eaf297409c7018972dcc70e03e9d2595d2898fa4777bf9345c8b064b60414eba4b700085a531d54d7b0979

0cec8276b2821a84239a8796469c7018e2989b6a46980ba0c67a169664529073007ffa49c9cab468c52f6016456b4bba285c3b11f1

위 2명 빨리고
아래 2명은 안 빨리는데
이유가 뭐임??