POJ1442 Black Box

08-04

POJ2823 Sliding Window

08-04

POJ3017 Cut the Sequence

08-04

POJ2918 Tudoku

08-04

POJ2676 Sudoku

08-04

POJ3764 The xor-longest Path

08-04

POJ2142 The Balance

08-04

POJ1811 Prime Test

08-04

POJ2774 Long Long Message

08-04

POJ2348 Euclid's Game

08-04