POJ - 1860 Currency Exchange

01-29

HDU - 5536 Chip Factory

01-26

HDU - 3949 XOR

01-22

HDU - 6185 Covering

01-21

HDU - 3948 The Number of Palindromes

01-18

CodeForces - 8C Looking for Order

01-14

HDU - 1402 A * B Problem Plus

01-07

DHUOJ 2017121906&&BZOJ 4552 排序

12-21

CodeForces - 2B The least round way

12-11

CCPC 热身赛A Square Counting

11-29