HDU 5781 ATM Mechine

08-05

HDU 5773 The All-purpose Zero

07-30

HDU 5763 Another Meaning

07-30

HDU 5087 Revenge of LIS II

07-30

UVa 1347 Audiophobia

07-24

HDU 5064 Find Sequence

07-20

UVa 437 The Tower of Babylon

06-25

HDU 5410 CRB and String

05-12

HDU 5396 Expression

05-05

HDU 5400 Arithmetic Sequence

05-05