Problems - QOJ.ac

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ID ↑	Problem Interactive Output Only Communication	Rating ⇅
#18401	Arrow Array
#18402	Big Balls
#18403	Crooked Cycles
#18404	Dangerous Data Communication
#18405	Exchange Error
#18406	Flipping Frenzy
#18407	Grid Gradient
#18408	Halfway Hawser
#18409	Intricate Instrument
#18410	Jolly Janes
#18411	Kempt Kale
#18412	Loop Land
#18413	Maximum Mex
#18414	Target Rotation NAOI 2025
#18415	Dox Taurus Cows NAOI 2025
#18416	Tiles NAOI 2025
#18417	The Dripping Tap NAOI 2025
#18418	Two Exams SEATST 2026 Day 1
#18419	Country Ranks SEATST 2026 Day 1
#18420	XOR Teleport SEATST 2026 Day 1
#18421	Triple Circuit Output Only SEATST 2026 Day 2
#18422	Car Gathering SEATST 2026 Day 2
#18423	Troublesome Trip SEATST 2026 Day 2
#18424	Histogram 2021 KAIST RUN Spring Contest
#18425	Opinion Pool 2021 KAIST RUN Spring Contest
#18426	Three Slices 2021 KAIST RUN Spring Contest
#18427	Factory Balls 2021 KAIST RUN Spring Contest
#18441	Ants
#18442	Blend
#18443	Backup
#18444	bit gisect
#18445	Slots Unavailable
#18446	Tea Sort
#18447	Shooting
#18448	Accelerometers calibration
#18449	Trees
#18450	Team order
#18451	Ostap's dream
#18452	Connecting Cables
#18453	Histogram Sequence 4
#18454	Set and Sequence and Query
#18455	Automatic Sprayer 2
#18456	Dynamic Short Path
#18457	Equivalent Pipelines
#18458	Flowerbed Redecoration
#18459	Goose Coins
#18460	Histogram Sequence 3
#18461	Lamb's Respite
#18462	Or Machine
#18463	Organizing Beads
#18464	Periodic Ruler
#18465	Three Competitions
#18466	Utilitarianism 2
#18467	那一年的秘密基地
#18468	括号序列
#18469	精灵对战
#18470	那一天的回文字符串
#18471	永恒的奥古斯都
#18472	交换余生
#18473	禁忌教典的消失咒文
#18474	最大权独立集问题
#18475	星系观测计划
#18476	献给空白的无败冠冕
#18477	环基基环树
#18478	博德之跃 3