Wanted

5065:problems_untagged

ID Name Difficulty Solver
ahc043_a A. Railway Company 3823 1380
agc058_e E. Nearer Permutation 3825 58
ahc037_a A. Soda 3827 1141
agc038_e E. Gachapon 3831 825
ahc060_a A. Ice Cream Collection 3832 790
arc182_f F. Graph of Mod of Linear 3837 42
ahc053_a A. Random Sum Game 3839 1105
ahc044_a A. Cleaning Up 3840 1184
agc059_e E. Grid 3-coloring 3842 190
ahc042_a A. Oni wa Soto, Fuku wa Uchi 3843 1135
ahc059_a A. Stack to Match Pairs 3846 829
ahc063_a A. Colorful Ouroboros 3850 1180
agc069_c C. AB*A Changing 3853 49
ahc068_a A. Rectangle Swap 3854 812
agc046_f F. Forbidden Tournament 3854 226
ahc064_a A. Non-Crossing Railcar Rearrangement 3856 856
ahc049_a A. Durability-Constrained Transport 3860 976
ahc057_a A. Molecules 3861 731
agc011_f F. Train Service Planning 3863 365
arc178_f F. Long Sequence Inversion 3863 42
agc022_d D. Shopping 3866 463
ahc066_a A. Macro Controller 3868 1231
arc170_f F. Edge Deletion 2 3874 68
ahc056_a A. Grid Turing Robot 3877 1078
agc056_e E. Cheese 3877 158
ahc046_a A. Skating with Blocks 3880 1098
ahc061_a A. Multi-Player Territory Game 3881 1105
ahc050_a A. Gamble on Ice 3882 1240
arc138_f F. KD Tree 3882 234
ahc055_a A. Weakpoint 3884 925
wtf22_day1_d D. Welcome to Tokyo! 3884 137
abc243_h Ex. Builder Takahashi (Enhanced version) 3884 113
wtf22_day1_e E. Sort A[i]-i 3884 44
wtf22_day1_c C. Shrink the Tree 3884 37
agc010_e E. Rearranging 3887 1067
agc031_f F. Walk on Graph 3887 294
agc065_f F. Always Perfect 3889 81
agc041_f F. Histogram Rooks 3893 447
agc061_e E. Increment or XOR 3901 217
agc013_f F. Two Faced Cards 3905 283
agc007_e E. Shik and Travel 3906 966
agc025_f F. Addition and Andition 3936 332
arc207_e E. Erase and Append 3936 103
arc145_f F. Modulo Sum of Increasing Sequences 3943 73
agc077_e E. Hamiltonian Path Inversion 3944 48
agc053_d D. Everyone is a winner 3949 65
arc167_f F. Tree Tree Tree 3951 13
mujin_pc_2017_d D. Oriented Tree 3960 86
agc032_f F. One Third 3975 432
agc004_f F. Namori 3986 883
cf17_final_h H. Poor Penguin 3988 125
cf17_final_i I. Full Tournament 3988 105
arc113_f F. Social Distance 3990 154
arc183_f F. Sum of Minimum Distance 3994 27
agc008_f F. Black Radius 3995 633
arc156_f F. Make Same Set 4011 265
arc147_f F. Again ABC String 4016 109
agc053_e E. More Peaks More Fun 4036 181
arc179_f F. All the Same 4037 80
agc072_d D. Magician 4043 50
arc176_f F. Colorful Star 4046 78
agc039_f F. Min Product Sum 4060 478
apc001_i I. Simple APSP Problem 4061 122
agc051_f F. rng_58's Last Problem 4061 84
agc051_e E. Middle Point 4061 70
apc001_j J. Rectangles 4061 56
agc047_f F. Rooks 4066 153
agc064_e E. Cross Sum Construction 4069 38
agc050_f F. NAND Tree 4076 195
agc015_f F. Kenus the Ancient Greek 4083 457
agc061_f F. Perfect Strings 4084 110
agc057_e E. RowCol/ColRow Sort 4128 141
agc057_f F. Reflection 4128 88
arc141_f F. Well-defined Abbreviation 4134 208
agc021_f F. Trinity 4145 582
agc014_f F. Strange Sorting 4201 387
agc070_d D. 2D Solitaire 4211 16
agc062_e E. Overlap Binary Tree 4233 34
agc065_e E. One Two Three 4235 22
agc069_e E. Pair of Sequences 4255 28
agc063_f F. Simultaneous Floor 4273 29
agc055_f F. Creative Splitting 4288 185
agc054_f F. Decrement 4300 53
agc056_f F. Degree Sequence in DFS Order 4310 92
agc043_f F. Jewelry Box 4347 104
agc045_f F. Division into Multiples 4383 114
tessoku_book_a A01. The First Problem null 17166
tessoku_book_b A02. Linear Search null 14206
abc298_a B. Job Interview null 13523
abc299_a B. Treasure Chest null 13209
APG4bPython_cv EX1. コードテストと出力の練習 null 13098
tessoku_book_c A03. Two Cards null 12820
abc306_b C. Base 2 null 12757
APG4bPython_a A. 1.00.はじめに null 12752
abc304_b C. Subscribers null 12479
tessoku_book_d A04. Binary Representation 1 null 11551
math_and_algorithm_ai 038. How Many Guests? null 11250
math_and_algorithm_a 001. Print 5+N null 11181
APG4bPython_cu EX2. エラーの修正 null 11086
abc299_b D. Trick Taking null 10889
tessoku_book_e A05. Three Cards null 10678
APG4bPython_ct EX3. 計算問題 null 10501
abc422_a B. Stage Clear null 10478
APG4bPython_cs EX4. ◯年は何秒？ null 9953
abc298_b D. Coloring Matrix null 9786
math_and_algorithm_b 002. Sum of 3 Integers null 9256
APG4bPython_cr EX5. A足すB問題 null 9239
tessoku_book_g A07. Event Attendance null 9139
abc422_b D. Looped Rope null 8690
math_and_algorithm_d 004. Product of 3 Integers null 7985
math_and_algorithm_c 003. Sum of N Integers null 7941
APG4bPython_cq EX6. 電卓をつくろう null 7875
tessoku_book_h A08. Two Dimensional Sum null 7711
math_and_algorithm_e 005. Modulo 100 null 7543
tessoku_book_k A11. Binary Search 1 null 7431
math_and_algorithm_f 006. Print 2N+3 null 7399
APG4bPython_co EX8. たくさんのA足すB問題 null 6863
APG4bPython_cp EX7. bool値パズル null 6844
tessoku_book_bz B01. A+B Problem null 6808
math_and_algorithm_g 007. Number of Multiples 1 null 6511
tessoku_book_i A09. Winter in ALGO Kingdom null 6509
math_and_algorithm_o 015. Greatest Common Divisor null 6316
tessoku_book_l A12. Printer null 6228
tessoku_book_ca B02. Divisor Check null 6162
math_and_algorithm_h 008. Brute Force 1 null 6132
tessoku_book_p A16. Dungeon 1（※初版第 1 刷の B22 も同じ問題です） null 5982
tessoku_book_j A10. Resort Hotel null 5981
tessoku_book_cb B03. Supermarket 1 null 5797
tessoku_book_m A13. Close Pairs null 5589
APG4bPython_cn EX9. 電卓をつくろう2 null 5539
tessoku_book_cc B04. Binary Representation 2 null 5431
tessoku_book_ce B06. Lottery null 5424
math_and_algorithm_j 010. Factorial null 5216
tessoku_book_q A17. Dungeon 2 null 5132
tessoku_book_r A18. Subset Sum null 5122
APG4bPython_cm EX10. 平均との差 null 5029
tessoku_book_n A14. Four Boxes null 4887
tessoku_book_s A19. Knapsack 1 null 4719
tessoku_book_o A15. Compression null 4639
math_and_algorithm_k 011. Print Prime Numbers null 4581
APG4bPython_cl EX11. 足したり引いたり null 4351
APG4bPython_ck EX12. 最速のランナーを見つけよう null 4334
tessoku_book_t A20. LCS null 4290
math_and_algorithm_l 012. Primality Test null 4134
tessoku_book_cj B11. Binary Search 2 null 4034
tessoku_book_cg B08. Counting Points null 4001
math_and_algorithm_n 014. Factorization null 3999
math_and_algorithm_am 043. Is It Connected? null 3989
math_and_algorithm_p 016. Greatest Common Divisor of N Integers null 3811
math_and_algorithm_aq 050. Power null 3769
math_and_algorithm_an 044. Shortest Path Problem null 3736
math_and_algorithm_m 013. Divisor Enumeration null 3710
tessoku_book_z A26. Prime Check null 3706
APG4bPython_cj EX13. 三人兄弟へのプレゼント null 3697
tessoku_book_ck B12. Equation null 3662
math_and_algorithm_r 018. Convenience Store 1 null 3658
joi2022_yo1c_a A. 身長 (Height) null 3598
math_and_algorithm_s 019. Choose Cards 1 null 3524
tessoku_book_ay A51. Stack null 3433
math_and_algorithm_q 017. Least Common Multiple of N Integers null 3400
tessoku_book_ab A28. Blackboard null 3360
tessoku_book_v A22. Sugoroku null 3341
math_and_algorithm_i 009. Brute Force 2 null 3313
tessoku_book_u A21. Block Game null 3297
tessoku_book_ch B09. Papers null 3291
math_and_algorithm_u 021. Combination Easy null 3284
tessoku_book_az A52. Queue null 3233
math_and_algorithm_y 025. Jiro's Vacation null 3088
tessoku_book_bi A61. Adjacent Vertices null 3086
tessoku_book_ae A31. Divisors null 3074
joi2023_yo1a_a A. 長方形 (Rectangle) null 3027
joi2024_yo1a_a A. 果物 (Fruit) null 3025
tessoku_book_ba A53. Priority Queue null 2976
tessoku_book_cp B17. Frog 1 with Restoration null 2959
math_and_algorithm_w 023. Dice Expectation null 2954
math_and_algorithm_ap 049. Fibonacci Easy (mod 1000000007) null 2934
math_and_algorithm_bn 082. Interval Scheduling Problem null 2857
tessoku_book_aj A36. Travel null 2852
tessoku_book_bb A54. Map null 2837
math_and_algorithm_x 024. Answer Exam Randomly null 2834
math_and_algorithm_v 022. Choose Cards 3 null 2815
tessoku_book_cq B18. Subset Sum with Restoration null 2793
math_and_algorithm_ac 031. Taro's Vacation null 2787
tessoku_book_ak A37. Travel 2 null 2783
math_and_algorithm_t 020. Choose Cards 2 null 2725
math_and_algorithm_ab 029. Climb Stairs null 2719
tessoku_book_ad A30. Combination null 2708
tessoku_book_y A25. Number of Routes null 2706
tessoku_book_al A38. Black Company 1 null 2661
tessoku_book_cm B14. Another Subset Sum null 2594
joi2023_yo1b_a A. 時間 (Hour) null 2590
tessoku_book_x A24. LIS null 2560
tessoku_book_an A40. Triangle null 2537
tessoku_book_cr B19. Knapsack 2 null 2483
tessoku_book_bl A64. Shortest Path 2 null 2463
joi2024_yo1c_a A. 分 (Minutes) null 2451
math_and_algorithm_z 026. Coin Gacha null 2442
awc0001_a A. Bacteria Growth Experiment null 2349
joi2024_yo1b_a A. 飴の袋詰め (Drops Packing) null 2299
joi2023_yo1a_b B. ゾロ目 (Same Numbers) null 2289
tessoku_book_ao A41. Tile Coloring null 2285
tessoku_book_ar A44. Change and Reverse null 2243
math_and_algorithm_aa 027. Sorting null 2192
tessoku_book_ag A33. Game 2 null 2168
tessoku_book_ap A42. Soccer null 2164
tessoku_book_bn A66. Connect Query null 2162
tessoku_book_dx B51. Bracket null 2154
joi2022_yo1c_b B. アイスクリーム (Ice Cream) null 2150
joi2023_yo1b_b B. 三方比較 (Three-Way Comparison) null 2148
tessoku_book_bc A55. Set null 2139
joi2024_yo1a_b B. 和の判定 (Sum Checker) null 2134
tessoku_book_aq A43. Travel 3 null 2127
tessoku_book_cy B26. Output Prime Numbers null 2119
joi2022_yo2_a A. 図書館 2 (Library 2) null 2083
awc0001_b B. Exam Passers null 2079
awc0001_c C. Discount Coupon null 2058
tessoku_book_cz B27. Calculate LCM null 2052
tessoku_book_bg A59. RSQ (Range Sum Queries) null 2037
tessoku_book_bm A65. Road to Promotion null 2007
tessoku_book_cs B20. Edit Distance null 2004
math_and_algorithm_af 034. Nearest Points null 1984
tessoku_book_ai A35. Game 4 null 1931
math_and_algorithm_ad 032. Binary Search null 1920
tessoku_book_eh B61. Influencer null 1919
tessoku_book_be A57. Doubling null 1918
tessoku_book_bd A56. String Hash null 1898
tessoku_book_dd B31. Divisors Hard null 1879
tessoku_book_db B29. Power Hard null 1868
joi2023_yo2_a A. 年齢の差 (Age Difference) null 1862
tessoku_book_as A45. Card Elimination null 1850
joi2023_yo1c_a A. 2 桁の整数 (Two-digit Integer) null 1822
tessoku_book_bo A67. MST (Minimum Spanning Tree) null 1802
joi2025_yo1a_a A. 鉛筆 2 (Pencils 2) null 1787
tessoku_book_di B36. Switching Lights null 1787
math_and_algorithm_ag 035. Two Circles null 1768
tessoku_book_dy B52. Ball Simulation null 1735
tessoku_book_ei B62. Print a Path null 1719
joi2024_yo1a_c C. ハミング距離 (Hamming Distance) null 1706
math_and_algorithm_ak 040. Travel null 1678
tessoku_book_ah A34. Game 3 null 1659
tessoku_book_ea B54. Counting Same Values null 1647
tessoku_book_de B32. Game 5 null 1635
joi2024_yo1b_b B. 火曜日 (Tuesday) null 1629
tessoku_book_dc B30. Combination 2 null 1620
joi2023_yo1c_b B. 11 月 (November) null 1609
joi2022_yo1c_c C. 運動会 (Sports Day) null 1606
awc0002_a A. Organizing the Bookshelf null 1600
tessoku_book_ct B21. Longest Subpalindrome null 1585
joi2023_yo1a_c C. 3 つの箱 (Three Boxes) null 1583
math_and_algorithm_ae 033. Distance null 1583
tessoku_book_cv B23. Traveling Salesman Problem null 1573
tessoku_book_dl B39. Taro's Job null 1559
tessoku_book_bh A60. Stock Price null 1548
loadchecking_a A. 好きな順列 null 1532
tessoku_book_dm B40. Divide by 100 null 1511
awc0001_e E. Temperature Fluctuation Range null 1479
ndpc2026_a A. Polyomino null 1475
awc0002_b B. Fruit Sorting null 1473
tessoku_book_dp B43. Quiz Contest null 1472
awc0003_a A. Product Quality Evaluation null 1466
tessoku_book_bs A71. Homework null 1424
tessoku_book_dn B41. Reverse of Euclid null 1420
tessoku_book_ey C01. Tax Rate null 1395
awc0002_c C. Observing Plant Growth null 1392
joi2025_yo1a_b B. 散歩 (Walking) null 1379
joi2025_yo1b_a A. 徒競走 (Footrace) null 1367
awc0001_d D. Merchant on the Highway null 1363
tessoku_book_dq B44. Grid Operations null 1362
joi2024_yo1b_c C. 画数数え (Stroke Count) null 1359
awc0003_b B. Line of Handshakes null 1356
tessoku_book_dr B45. Blackboard 2 null 1353
joig2022_a A. ピアノコンクール (Piano Competition) null 1352
ndpc2026_b B. DAG null 1350
tessoku_book_ek B64. Shortest Path with Restoration null 1345
tessoku_book_dk B38. Heights of Grass null 1339
tessoku_book_at A46. Heuristic 1 null 1332
joi2024_yo2_a A. カードゲーム 2 (Card Game 2) null 1329
awc0003_c C. Bargain Sale Selection null 1327
tessoku_book_bp A68. Maximum Flow null 1327
awc0002_d D. Keys and Treasure Boxes null 1310
joi2024_yo1c_b B. 桁 (Digit) null 1308
joi2023_yo1a_d D. 二人三脚 (Three-Legged Race) null 1302
tessoku_book_cw B24. Many Boxes null 1276
agc001_f F. Wide Swap null 1271
awc0004_a A. Preparations Before Departure null 1268
tessoku_book_df B33. Game 6 null 1264
joi2023_yo1b_c C. 繰り返し文字列 (Repeating String) null 1254
tessoku_book_eb B55. Difference null 1251
joi2024_yo1a_d D. 現れている数字 (Appearing Numbers) null 1244
joi2022_yo2_b B. カーペット (Carpet) null 1220
math_and_algorithm_ao 047. Bipartite Graph null 1210
tessoku_book_do B42. Two Faced Cards null 1209
math_and_algorithm_ay 059. Power of Two null 1195
awc0004_b B. Battery Level null 1175
tessoku_book_el B65. Road to Promotion Hard null 1171
awc0005_a A. Reward of Multiples null 1166
ahc040_a A. Packing Uncertain Rectangles null 1162
tessoku_book_bq A69. Bipartite Matching null 1155
tessoku_book_ec B56. Palindrome Queries null 1145
tessoku_book_ez C02. Two Balls null 1142