Record Case Detail - VE281 FA2020 (Hongyi) - JOJ

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INSERT 426 851
INSERT 682 589
QUERY 682
ERASE 682
QUERY 682

1
Inserted (426, 851).
2
Inserted (682, 589).
3
682 is present.
4
682 erased.
5
682 is not present.

1
Inserted (426, 851).
2
Inserted (682, 589).
3
682 is present.
4
682 erased.
5
682 is not present.