ID Problem Show tags Hide tags AC / Tried Difficulty
16443 P16457   [UOI 2026] Guess the Number 0 / 0 7
16444 P16458   [UOI 2026] mex plus 0 / 0 8
16440 P16459   [UOI 2026] Tree Subsets 0 / 0 9
16445 P16460   [UOI 2026] Minimum Deletion 0 / 0 3
16446 P16461   [UOI 2026] Lazy Student 0 / 0 7
16447 P16462   [UOI 2026] Divisors 0 / 0 7
16448 P16463   [UOI 2026] Color the Tree 0 / 0 6
16449 P16464   [UOI 2026] Game on a Tree 0 / 0 9
16450 P16465   [GKS 2013 Practice] Moist 0 / 0 1
16451 P16466   [GKS 2013 Practice] Captain Hammer 0 / 0 3
16452 P16467   [GKS 2013 Practice] Bad Horse 0 / 0 5
16453 P16468   [GKS 2013 #A] Sorting 0 / 0 3
16454 P16469   [GKS 2013 #A] Read Phone Number 0 / 0 3
16455 P16470   [GKS 2013 #A] Rational Number Tree 0 / 0 3
16456 P16471   [GKS 2013 #A] Cross the maze 0 / 0 3
16457 P16472   [GKS 2013 #A] Spaceship Defence 0 / 0 6
16458 P16473   [GKS 2013 #B] Sudoku Checker 0 / 0 3
16459 P16474   [GKS 2013 #B] Ignore all my comments 0 / 0 3
16460 P16475   [GKS 2013 #B] Dragon Maze 0 / 0 5
16461 P16476   [GKS 2013 #B] Meet and party 0 / 0 6
16462 P16477   [GKS 2013 #B] Hex 0 / 0 7
16463 P16478   [GKS 2014 #A] Super 2048 0 / 0 5
16464 P16479   [GKS 2014 #A] Seven-segment Display 0 / 0 5
16465 P16480   [GKS 2014 #A] Cut Tiles 0 / 0 6
16466 P16481   [GKS 2014 #A] Addition 0 / 0 7
16467 P16482   [GKS 2014 #B] Password Attacker 0 / 0 3
16468 P16483   [GKS 2014 #B] New Years Eve 0 / 0 5
16469 P16484   [GKS 2014 #B] Card Game 0 / 0 6
16470 P16485   [GKS 2014 #B] Parentheses Order 0 / 0 6
16471 P16486   [GKS 2014 #C] Minesweeper 0 / 0 5
16472 P16487   [GKS 2014 #C] Taking Metro 0 / 0 6
16473 P16488   [GKS 2014 #C] Broken Calculator 0 / 0 5
16474 P16489   [GKS 2014 #C] Tetris 0 / 0 6
16475 P16490   [GKS 2014 #D] Cube IV 0 / 0 3
16476 P16491   [GKS 2014 #D] GBus count 0 / 0 3
16477 P16492   [GKS 2014 #D] Sort a scrambled itinerary 0 / 0 3
16478 P16493   [GKS 2014 #D] Itz Chess 0 / 0 5
15783 P16494   樱蕊初含雪,惜春时易逝 0 / 0 5
15820 P16495   踏青南陌上,寄远展壮游 0 / 0 6
15791 P16496   碧水涵空净,临流叹若浮 0 / 0 7
15775 P16497   东风归故里,托此报微酬 0 / 0 6
15997 P16498   【MX-S14-T1】「KWOI R2」循环移位 0 / 0 5
15808 P16499   【MX-S14-T2】「KWOI R2」染色 0 / 0 7
16338 P16500   【MX-S14-T3】「KWOI R2」XOR and Sum of Subsets 0 / 0 9
16439 P16501   【MX-S14-T4】「KWOI R2」神秘树 0 / 0 9
16479 P16502   [GKS 2015 #A] Googol String 0 / 0 5
16480 P16503   [GKS 2015 #A] gCube 0 / 0 5
16481 P16504   [GKS 2015 #A] gCampus 0 / 0 5
16482 P16505   [GKS 2015 #A] gSnake 0 / 0 6
16483 P16506   [GKS 2015 #B] Travel 0 / 0 5
16484 P16507   [GKS 2015 #B] gWheels 0 / 0 5
16485 P16508   [GKS 2015 #B] gNumbers 0 / 0 7
16486 P16509   [GKS 2015 #B] Albocede DNA 0 / 0 7
16487 P16510   [GKS 2015 #C] gRanks 0 / 0 3
16488 P16511   [GKS 2015 #C] gFiles 0 / 0 3
16489 P16512   [GKS 2015 #C] gGames 0 / 0 7
16490 P16513   [GKS 2015 #C] gMatrix 0 / 0 6
16491 P16514   [GKS 2015 #D] Dynamic Grid 0 / 0 3
16492 P16515   [GKS 2015 #D] gBalloon 0 / 0 6
16493 P16516   [GKS 2015 #D] IP Address Summarization 0 / 0 6
16494 P16517   [GKS 2015 #D] Virtual Rabbit 0 / 0 7
16495 P16518   [GKS 2015 #E] Lazy Spelling Bee 0 / 0 3
16496 P16519   [GKS 2015 #E] Robot Rock Band 0 / 0 5
16497 P16520   [GKS 2015 #E] Not So Random 0 / 0 6
16498 P16521   [GKS 2015 #E] Sums of Sums 0 / 0 6
15784 P16522   自破碎的天空坠落 0 / 0 6
15744 P16523   白驹过隙 0 / 0 7
16341 P16524   余生的第一天 0 / 0 7
15823 P16525   一如陌上尘 0 / 0 8
16499 P16526   [THUPC 2026 决赛] 庆典门票 0 / 0 6
16500 P16527   [THUPC 2026 决赛] 展览区寻宝 0 / 0 9
16501 P16528   [THUPC 2026 决赛] 零叉零寺 0 / 0 7
16502 P16529   [THUPC 2026 决赛] 幻光留影 0 / 0 9
16503 P16530   [THUPC 2026 决赛] 积木消除游戏 0 / 0 6
16504 P16531   [THUPC 2026 决赛] 棋盘对弈游戏 0 / 0 7
16505 P16532   [THUPC 2026 决赛] 论文审稿 0 / 0 9
16506 P16533   [THUPC 2026 决赛] 社交网络 0 / 0 9
16507 P16534   [THUPC 2026 决赛] 年鉴整理 0 / 0 8
16508 P16535   [THUPC 2026 决赛] 供电网络 0 / 0 9
16509 P16536   [THUPC 2026 决赛] 流光解密 0 / 0 7
16510 P16537   [THUPC 2026 决赛] 星图重绘 0 / 0 8
16511 P16538   [THUPC 2026 决赛] 庆典留念 0 / 0 (None)
16513 P16539   [EGOI 2026] 摩天轮 / Ferris Wheel 0 / 0 3
16514 P16540   [EGOI 2026] 披萨大师 / Ovenmasters 0 / 0 6
16515 P16541   [EGOI 2026] 饼干 / Biscuits 0 / 0 7
16516 P16542   [EGOI 2026] 人口普查 / Census 0 / 0 (None)
16517 P16543   [EGOI 2026] 给花浇水 / Watering Plants 0 / 0 3
16518 P16544   [EGOI 2026] 蛋糕 / Cakes 0 / 0 6
16519 P16545   [EGOI 2026] 狐狸家族 / Fox Families 0 / 0 7
16520 P16546   [EGOI 2026] 座位安排 / Seating Plan 0 / 0 9
16521 P16547   [ICPC 2026 LAC] Ants on a Ring 0 / 0 6
16522 P16548   [ICPC 2026 LAC] Booksort 0 / 0 5
16523 P16549   [ICPC 2026 LAC] Crop Circles 0 / 0 8
16524 P16550   [ICPC 2026 LAC] Dropshipping 0 / 0 7
16525 P16551   [ICPC 2026 LAC] Eye Exam 0 / 0 3
16526 P16552   [ICPC 2026 LAC] Fun with Balls 0 / 0 5
16527 P16553   [ICPC 2026 LAC] GATA-CAT 0 / 0 6
16528 P16554   [ICPC 2026 LAC] Holes and Tunnels 0 / 0 8
16529 P16555   [ICPC 2026 LAC] Inversion Game 0 / 0 6
16530 P16556   [ICPC 2026 LAC] Jaime' s Palace 0 / 0 3

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