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Codeforces
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Codeforces Round 1070 (Div. 2)
2025/12/11 22:35120 分钟2176
Codeforces
AOperations with InversionsOperations with Inversions
800
仅原文
BOptimal ShiftsOptimal Shifts
1000
仅原文
COdd ProcessOdd Process
1300
仅原文
DFibonacci PathsFibonacci Paths
1800
仅原文
ERemove at the lowest costRemove at the lowest cost
2400
仅原文
FOmega NumbersOmega Numbers
2400
仅原文