PKU Preseason Exercise for Beginners 2 (Reusing existing problems)

Contest - PKU Preseason Exercise for Beginners 2 (Reusing existing problems)

Start time: 2007-04-15 13:00:00 End time: 2007-04-15 18:00:00
Current System Time: 2025-12-19 08:06:28.040 Contest Status: Ended

Problem ID	Title
1411 Problem A	Calling Extraterrestrial Intelligence Again
1412 Problem B	Equals are Equals
1413 Problem C	GIGA Universe Cup
1414 Problem D	Life Line
1415 Problem E	Map of Ninja House
1416 Problem F	Shredding Company
1417 Problem G	True Liars
1418 Problem H	Viva Confetti