| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 521 | DEMC080 DE-MC-080 去重保留最新版本,最新行为取消,统计时应? | 0 / 0 | 5 | |
| 601 | DEMC160 DE-MC-160 一客户先提交后取消,去重规则保留最新记录。计算有效订单前应如何筛? | 0 / 0 | 5 |
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