亚马逊温哥华sde intern进waitlist 求捞

亚马逊温哥华sde intern进waitlist 求捞1.21 的VO lc：schedule meeting room 2， bq: 1. tell me a time u approach a problem but change ur approach afterwards. 2. tell me time u helped ur teammate

OA lao老七道 OA2 two sum, subtree of tree
求捞求捞