Wanted

5314:problems_untagged

ID Name Difficulty Solver
awc0101_c C. Chain of Infection null 172
awc0126_b B. Winning of Consecutive Number Tickets null 172
awc0130_c C. Choosing a Club Activity null 172
awc0154_b B. Placement of Emergency Helicopters null 172
awc0154_c C. Watering the Flower Bed null 172
joisc2017_i I. 自然公園 (Natural Park) null 172
nikkei2019_2_final_h H. 逆にする関数 null 172
past202206_m M. Reversal null 172
tkppc6_1_f F. Frog and Tadpole null 172
awc0096_c C. Watering the Flower Bed null 171
awc0099_e E. Group Division and Virus Infection null 171
awc0153_d D. Emergency Transport Network null 171
joisc2010_lake lake. 湖 (Lake) null 171
joisc2011_orienteering orienteering. オリエンテーリング (Orienteering) null 171
awc0113_c C. Evacuation Route null 170
joi2006ho_c C. JOI 2006 本選 問題3 null 170
joi2026_yo2_e E. ビ太郎の旅 3 (Bitaro's Travel 3) null 170
maximum_cup_2023_f F. 01文字列の構築 null 170
utpc2021_e E. Bounding Box null 170
wtf22_day2_d D. Cat Jumps null 170
awc0061_d D. Bus Route Transfers null 169
awc0143_c C. Cave Exploration null 169
awc0156_b B. Mountain Trail Hiking null 169
joisc2010_highway highway. 高速道路 (Highway) null 169
joisc2010_regions regions. 地域 (Regions) null 169
joisc2011_guess guess. 数当て (Guess Them All) null 169
joisc2013_mountain 3. 山岳救助隊 (Mountain Rescue Team) null 169
pakencamp_2022_day1_h H. Attack Survival null 169
awc0056_e E. Delivery Driver's Route null 168
awc0123_d D. Task Execution Order null 168
joisc2017_h H. 細長い屋敷 (Long Mansion) null 168
pakencamp_2021_day2_h H. PuraPrime null 168
awc0149_a A. Stamp Rally null 167
bcu30_c C. クロスワード null 167
kupc2013_g G. 自由研究 null 167
masters2024_final_b B. Windy Drone Control (B) null 167
pakencamp_2024_day1_f F. Degree null 167
awc0114_c C. Treasure Chest Collection null 166
awc0148_c C. Shopping with Remaining Time null 166
cf17_exhibition_b B. Increment and Swap null 166
pakencamp_2020_day2_d D. Animal Show null 166
past202112_o O. Pair Score null 166
soundhound2018_d D. 建物 null 166
awc0083_b B. Choosing an Observation Deck null 165
awc0112_d D. Energy-Saving Lighting Plan null 165
awc0141_c C. Ski Course null 165
future_fif_digital_days_open_a A. future_fif_digital_days_open_a null 165
joisc2014_g G. スタンプラリー null 165
qupc2014_d D. 切符分割 null 165
tkppc2015_d D. サポーター (Supporter) null 165
KeioPC2025_b B. Cumulative Sum Minimization null 164
awc0076_e E. Library Loan Management null 164
awc0097_d D. Maximum Rectangular Subarray Sum null 164
awc0102_c C. Collecting Gems null 164
awc0110_d D. Package Delivery from Warehouse null 164
past202203_o O. 3-Permutation null 164
past202306_m M. 点の距離 null 164
past20_c C. XX反転 null 164
awc0069_e E. Library Inventory Check null 163
awc0070_e E. Delivery Person's Round null 163
awc0094_e E. Cave Exploration and Underground Waterways null 163
awc0095_d D. Event Venue Reservation null 163
npcapc_2024_c C. Solve with Friends null 163
utpc2022_o O. Move to Rest null 163
awc0077_e E. Gift Distribution null 162
awc0109_d D. Selection of Gems null 162
awc0127_c C. Cargo Delivery Truck null 161
codequeen2023_final_d D. Moving Queen null 161
joi2025ho_c C. ミ・テレフェリコ (Mi Teleférico) null 161
kupc2018_d D. ロストテクノロジー null 161
kupc2021_d D. Stones null 161
masters2024_final_c C. Windy Drone Control (C) null 161
awc0105_c C. Cipher Conversion and Correction null 160
joi2010ho_d D. 博覧会 null 160
joisc2015_g G. 道路整備 null 160
s8pc_6_h H. Percepts of AtCoder 2 null 160
autumn_fest_03 C. Cards null 159
awc0080_d D. Network Construction null 159
awc0082_b B. Maximizing the Partition Score of a Lamp Sequence null 159
awc0105_d D. Uniform Temperature null 159
awc0106_b B. Rainwater Simulation in Mountainous Terrain null 159
awc0129_c C. Darts with Bonus Area null 159
awc0133_d D. Meeting Room Reservation null 159
awtf2024_a A. Moving Slimes null 159
relay_h H. Early Bird null 159
ttpc2015_g G. titech分離 null 159
ttpc2023_c C. Yet Another Simple Math Problem null 159
utpc2014_f F. チェックディジット null 159
awc0075_e E. Lost Kittens null 158
codequeen2025_final_c C. 整理券 null 158
dwango2017final_a A. 計算ドリル null 158
joisc2012_chinese chinese. 中華料理 null 158
masters2025_final_a A. Cooperative Trash Sorting (A) null 158
s8pc_1_d D. square1001の通学経路 (square1001's School Road) null 158
utpc2012_12 L. じょうしょうツリー null 158
awc0046_d D. Operation Plan for Distribution Center null 157
awc0079_d D. Distribution of Souvenirs null 157
awc0107_d D. Distribution of Fertilizer null 157
hbpc_1 A. 1→1 null 157
joi2006yo_d D. JOI 2006 予選 問題4 null 157
joi2020ho_e E. 火事 (Fire) null 157
kupc2012_5 E. じゃんけん null 157
pakencamp_2023_day1_i I. Swap and Sort null 157
awc0102_d D. Selection of Research Topic null 156
awc0122_c C. Spread of Rumors null 156
joisc2017_g G. 長距離バス (Long Distance Coach) null 156
s8pc_2_c C. 何通りの分割方法がある? null 156
awc0144_d D. Firework Elimination null 155
awc0148_b B. Flowerbed Layout null 155
awc0083_d D. Escape from the Ice Rink null 154
awc0146_b B. Cross Illumination null 154
past202303_o O. 区間ソートクエリ null 154
summerfes2018_a A. 夏祭り会議 (Summer Festival Meeting) null 154
ttpc2024_1_e E. ReTravel null 154
awc0090_c C. Verification of Binary Decision Trees null 153
awc0133_e E. Monitoring Temperature Fluctuations null 153
awc0146_c C. Watering the Flower Bed null 153
kupc2021_c C. Gacha null 153
masters2026_final_b B. Copy-Paste Painting (B) null 153
past22_a A. Orange null 153
awc0065_d D. Total Sales Within Delivery Range null 152
awc0066_e E. Average Score of Tourist Routes null 152
awc0108_c C. Smoothing the Temperature null 152
awc0148_d D. Lump-Sum Repayment of Growing Debt null 152
awc0149_c C. Reading Challenge null 152
pakencamp_2021_day3_c C. Sum of Digit Sum null 152
past20_d D. 回転した v null 152
utpc2011_7 G. プログラミングコンテストチャレンジブック null 152
awc0142_c C. Comparing Streetlight Brightness null 151
bcu30_f F. 数列と計算 null 151
icpc2016autumn_a A. Best Matched Pair null 151
joisc2020_g G. 星座 3 (Constellation 3) null 151
npcapc_2024_m M. Admired Person null 151
pakencamp_2020_day1_m M. 貢ぎ物 null 151
past18_i I. 改行コード null 151
past19_g G. 結合律 null 151
past20_e E. リンゴ集め null 151
xmascontest2015_g G. Good Sequence null 151
awc0091_c C. Urban Planning and Road Development null 150
awc0112_e E. The Effort of Sorting null 150
awc0132_c C. Dominoes null 150
codequeen2024_final_f I. Divide the Cake null 150
joisc2013_bustour 1. バスの乗り継ぎ (Bus Tour) null 150
awc0069_d D. Installation of Radio Towers null 149
awc0121_d D. Road Maintenance null 149
awc0125_c C. Gear Synchronization null 149
icpc2013spring_e E. Minimum Spanning Tree null 149
past202112_n N. Intersection null 149
summerfes2018_b B. 太鼓の名人 (Taiko Expert) null 149
awc0063_e E. Number of Blocks in an Interval null 148
awc0114_d D. Placement of Evacuation Shelters null 148
joisc2021_e E. 道路の建設案 (Road Construction) null 148
past18_h H. Cを探せ! null 148
past23_e E. Sort Fractions null 148
wupc2019_d D. Choose Your Characters null 148
agc048_f F. 01 Record null 147
awc0115_e E. Searching in a Circular String null 147
pakencamp_2022_day1_i I. Forgotten Sequence null 147
awc0031_d D. Library Inventory Check null 146
awc0098_d D. City Tour Rally null 146
awc0127_d D. Construction of a Communication Network null 146
awc0146_a A. Dice Rolling Operations null 146
code_festival_2015_okinawa_a A. Automatic Map Generator null 146
codequeen2026_a A. ドレス選び null 146
kupc2020_e E. Sequence Partitioning null 146
past22_b B. Southern Island null 146
stpc2025_2_o O. Next STPC null 146
utpc2020_j J. Merge and Decrement null 146
xmascontest2015_a A. Accumulation null 146
awc0121_c C. Circular Necklace null 145
code_festival_2018_final_f F. Dinner Planning null 145
icpc2013autumn_a A. Broken Audio Signal null 145
pakencamp_2023_day1_h H. Winter Road null 145
s8pc_6_g G. Medals null 145
awc0053_e E. Magic Road null 144
awc0084_d D. Museum Patrol null 144
awc0113_d D. Removal of Unnecessary Blocks null 144
awc0134_c C. Installation of Relay Stations null 144
awc0136_c C. Skyline View null 144
codequeen2025_final_d G. 特訓 null 144
ijpc2015_b A. IOIウエハース null 144
joi2026_semifinal_b B. 宝石商 (Jeweler) null 144
joigsp2023_b B. テレポーター (Teleporter) null 144
xmascon24_b B. BNF Backup null 144
awc0104_d D. Radio Tower and Receiver null 143
awc0134_b B. Gym Training Points null 143
joisc2009_contest contest. コンテスト (Contest) null 143
math_and_algorithm_bw 103. Circle Packing null 143
pakencamp_2023_day1_f F. Mean Median Construction null 143
past20_f F. 試験の結果 null 143
relay2_g G. Coinage null 143
ttpc2022_e E. Name Value null 143
awc0078_d D. Product Return null 142
awc0096_d D. Hiking and Rest null 142
awc0135_d D. Speaker Placement null 142
code_festival_china_b B. n-th Points null 142
joi2024_yo2_d D. 庭園 2 (Garden 2) null 142
joisc2015_j J. 道案内 null 142
yuha_c88_j J. 勇者最後の戦い!倒せ悪の大魔王! null 142
asaporo2_c C. Paired Parentheses null 141
awc0061_e E. Selection of Exhibited Works null 141
awc0079_c C. Periodic Chase null 141
awc0152_c C. Assortment of Sweets null 141
icpc2014autumn_f F. Reverse a Road II null 141
joigsp2025_i I. ティーパーティー (Tea Party) null 141
joisc2017_d D. 切符の手配 (Arranging Tickets) null 141
joisc2021_c C. フードコート (Foodcourt) null 141
kupc2014_e E. 何しちゃおっかな? null 141
masters2025_final_b B. Cooperative Trash Sorting (B) null 141
xmascon17_c C. Revenge of Kurousa null 141
awc0111_b B. Street Lights in a Circular Park null 140
colopl2018_final_d D. Chaos of the Snuke World null 140
jag2017summer_day3_b B. Slimming Plan null 140
jsc2023_final_a A. Apple Addiction null 140
nadafes2022_day1_e E. Even Degree null 140
oupc2023_day1_d D. Han Burger null 140
awc0099_d D. Advertisement Placement in the Exhibition Hall null 139
awc0103_c C. Exhibition Layout null 139
awc0129_d D. Maze and Trap Squares null 139
awc0136_d D. Optimizing Work Groups null 139
icpc2015summer_day2_c C. ABC Gene null 139
jag2018summer_day2_k K. Short LIS null 139
joi2024_yo2_e E. 高速道路の通行料金 (Highway Tolls) null 139
joisc2020_f F. 最古の遺跡 3 (Ruins 3) null 139
pakencamp_2018_day2_d D. 一次元オセロ (1D Othello) null 139
pakencamp_2023_day3_d D. GCD null 139
stage0_2021_a A. Patrolling null 139
toyota2023spring_final_d D. Dual Rotation null 139
asaporo2_d D. Ancient Tree Record null 138
awc0101_d D. Tiling Plan null 138
joi2013yo_f F. お土産購入計画 (Gifts) null 138
jsc2024_final_a A. Random Descents null 138
npcapc_2024_i I. Left Equals Right null 138
past202209_n N. From Above and From the Side null 138
agc045_e E. Fragile Balls null 137
awc0156_c C. Packing Apples in Boxes null 137
joigsp2025_b B. 雪玉 2 (Snowballs 2) null 137
joisc2012_fish fish. 魚 null 137
kupc2015_e E. マッサージチェア2015 null 137
awc0134_d D. Shopping Plan null 136
awc0142_d D. Safe Climbing Route null 136
awc0154_d D. Importance of Relay Cities null 136
fps_24_r R. ランダムウォーク null 136
joisc2016_b B. 神経衰弱 null 136
pakencamp_2022_day2_b B. Grades null 136
awc0060_e E. Cyclic Password null 135
awc0073_e E. Snow Plow Routing null 135
awc0103_d D. Choosing Souvenirs null 135
awc0139_d D. Project Deadline null 135
icpc2015autumn_a A. M and A null 135
past202109_o O. Red Blue Tournament null 135
past23_f F. Love Triangle null 135
test001_d D. 超大型連休 null 135
awc0031_e E. Power Grid Blackout Crisis null 134
awc0085_d D. Organizing Branching Shelves null 134
awc0090_d D. Event Venue Reservation null 134
awc0110_e E. Abbreviation Assignment null 134
awc0125_d D. Fruit Selection null 134
jag2018summer_day2_h H. Prefix Suffix Free null 134
joi2014yo_f F. 小籠包 (Xiao Long Bao) null 134
joigsp2024_f F. チョコレートを増やせ (Increase Chocolates) null 134
joisc2014_k K. 二人の星座 null 134
past18_g G. 二回の交換 null 134
past20_g G. ご飯とパン null 134
past22_c C. AEIOU null 134
ttpc2015_e E. マス目色ぬり null 134
awc0145_d D. Corridor of Adjacent Swaps null 133
awc0152_b B. Robot's Treasure Collection null 133
past18_j J. 反転ゲーム null 133
past202306_o O. 数列と素数 null 133
past202309_l L. 平均クエリ null 133
past20_h H. 温度管理 null 133
tenka1_2014_final_a A. 塙さん null 133
tkppc6_2_c C. Strange Paper null 133
ttpc2024_2_n N. Adjacent Game null 133
tupc2023_f F. Hotel null 133
awc0155_c C. Assignment of Delivery Workers null 132
hokudai_hitachi2022_a A. Scheduling of Agricultural Machinery Sharing null 132
pakencamp_2025_day1_c C. 2nd Larger null 132
s8pc_5_e E. Broken Skateboard null 132
tupc2022_d D. Zeta Sum null 132
utpc2014_b B. 交点 null 132
awc0117_e E. Modular Inverse Points of Products null 131
awtf2024_d D. Almost Bubble Sort null 131
past21_a A. Clock null 131
asprocon9_a A. Shift Scheduling null 130
awc0044_e E. Restoration of Compressed Number Sequence null 130
joisc2017_j J. 誘拐 2 (Abduction 2) null 130
past17_o O. 整地クエリ null 130
past19_l L. 最長のジグザグ null 130
xmascon18_b B. Bit Smaller null 130
awc0128_e E. Message Delivery null 129
awc0131_e E. Fluctuation Value of Digits null 129
njpc2017_d D. NMパズル null 129
past19_k K. 隣接禁止 null 129
toyota2023spring_final_g G. Git Gud null 129
waipc_qual_a A. Take Mod for All null 129
awtf2025_a A. LIS Keeping Swaps null 128
guildfes_2026_final_a A. EGFスワップ null 128
joi2022ho_d D. 鉄道旅行 2 (Railway Trip 2) null 128