UOI
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388
Sakurako's Pet
Medium
389
Bug
Hard
390
Sakurako and an Impossible Task
Hard
391
Boys and Girls
Hard
392
Partitioning into Three
Hard
393
Convex Array
Very hard
394
Simple Subsequence
Very hard
395
Manhattan Pairing
Very hard
396
Gift for Anton
Hard
397
Reversal ABC
Very hard
398
Simple Task
Very hard
399
Randomized Palindromes
Very hard
400
Matrix
Very hard
401
Two Trees
Very hard
402
Remove Node
Hard
403
Jobs
Very hard
404
Big
Very hard
405
Cracow Sights
Medium
406
UJGOI in Cracow
Very hard
407
Sakurako and Her Trip
Hard
408
UJGOI Contest
Very hard
409
Sakurako and a Weird Permutation
Medium
410
UJGOI Scoreboard
Hard
411
UJGOI Party
Very hard
412
Sakurako and a Stolen Legend
Hard
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