摘要：
B - Dungeon Master Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Submit Status B - Dungeon Master Submit Status Description You 阅读全文
摘要：
Bessie is such a hard-working cow. In fact, she is so focused on maximizing her productivity that she decides to schedule her next N (1 ≤ N ≤ 1,000,00 阅读全文