Wanted

5645:problems_untagged

ID Name Difficulty Solver
abc263_g G. Erasing Prime Pairs 2261 1041
abc400_f I. Happy Birthday! 3 2263 1492
abc311_g G. One More Grid Task 2265 1297
arc231_c C. One Sky, Many Stars 2267 448
abc242_f I. Black and White Rooks 2268 1373
abc443_g G. Another Mod of Linear Problem 2268 658
abc245_g G. Foreign Friends 2270 1322
arc131_d D. AtArcher 2271 759
abc432_f F. Candy Redistribution 2273 851
arc190_b B. L Partition 2273 668
arc202_c C. Repunits 2274 529
abc215_g G. Colorful Candies 2 2276 1258
arc175_d D. LIS on Tree 2 2276 808
arc227_d D. Median of Binary Strings 2277 606
abc276_g G. Count Sequences 2278 1252
arc170_d D. Triangle Card Game 2279 850
abc474_g G. LRUD Moving 2 2280 418
arc223_d D. Xpectation of Cards in Hand with Laboratory 2281 484
arc151_d D. Binary Representations and Queries 2282 865
arc199_a A. Flip Row or Col 2 2285 688
abc219_g G. Propagation 2287 1516
abc265_f I. Manhattan Cafe 2290 1002
arc145_d D. Non Arithmetic Progression Set 2297 1217
abc355_e H. Guess the Sum 2299 1515
arc177_d D. Earthquakes 2299 800
arc198_d D. Many Palindromes on Tree 2299 594
abc290_f I. Maximum Diameter 2300 1263
arc129_d D. -1+2-1 2300 951
abc314_g G. Amulets 2301 1073
arc211_d D. Michishirube 2301 427
arc229_f F. Angst for All Pairs 2 2302 620
abc281_g G. Farthest City 2304 1251
arc159_c C. Permutation Addition 2304 1057
abc379_g G. Count Grid 3-coloring 2304 910
abc234_g G. Divide a Sequence 2306 1317
abc258_f I. Main Street 2306 1172
abc295_f I. substr = S 2306 1035
abc246_g G. Game on Tree 3 2313 1230
arc167_d D. Good Permutation 2313 839
arc213_b B. Hamming Distance is not 1 2313 386
arc131_e E. Christmas Wreath 2314 984
abc315_g G. Ai + Bj + Ck = X (1 <= i, j, k <= N) 2315 1286
agc062_c C. Mex of Subset Sum 2320 614
abc271_g G. Access Counter 2323 805
arc212_e E. Drop Min 2324 527
abc307_g G. Approximate Equalization 2330 976
arc232_a A. Two in the Range 2331 374
arc126_d D. Pure Straight 2332 1024
abc262_f I. Erase and Rotate 2334 1000
arc174_e E. Existence Counting 2336 856
abc260_g G. Scalene Triangle Area 2339 817
abc274_g G. Security Camera 3 2340 986
abc292_g G. Count Strictly Increasing Sequences 2340 818
arc202_b B. Japanese "Knight's Tour" 2340 491
arc141_c C. Bracket and Permutation 2342 769
abc300_g G. P-smooth number 2343 1422
abc384_g G. Abs Sum 2343 1046
arc216_c C. Count Power of 2 2346 346
abc442_g G. Lightweight Knapsack 2347 723
abc371_g G. Lexicographically Smallest Permutation 2348 848
abc264_g G. String Fair 2348 832
abc299_f I. Square Subsequence 2349 1109
arc221_b B. Two-Powered Sum 2350 387
abc405_g G. Range Shuffle Query 2354 1017
abc414_f I. Jump Traveling 2357 1211
arc172_e E. Last 9 Digits 2358 782
abc475_g G. Has Many Divisors 2360 500
arc232_c C. All Add or Single Negate 2360 369
abc430_g G. Range Set Modifying Query 2371 501
abc309_g G. Ban Permutation 2372 1033
abc226_g G. The baggage 2373 956
abc224_g G. Roll or Increment 2374 890
abc227_e H. Swap 2377 1699
arc171_d D. Rolling Hash 2377 876
abc373_g G. No Cross Matching 2377 820
arc188_c C. Honest or Liar or Confused 2377 693
abc303_f I. Damage over Time 2381 965
arc152_d D. Halftree 2381 845
abc337_f I. Usual Color Ball Problems 2386 922
abc479_g G. Tuning 2386 355
abc325_g G. offence 2388 1235
arc167_c C. MST on Line++ 2388 827
arc201_d D. Match, Mod, Minimize 2389 676
abc461_g G. Graph Problem 2026 2391 446
abc447_g G. Div. 1 & Div. 2 2391 414
arc231_e E. Odd Inversion 2393 394
arc230_d D. Min Max Matrix 2395 250
abc277_f I. Sorting a Matrix 2400 1012
abc340_g G. Leaf Color 2401 1283
abc298_g G. Strawberry War 2405 626
abc259_h Ex. Yet Another Path Counting 2406 1371
arc139_c C. One Three Nine 2406 686
arc150_d D. Removing Gacha 2407 1322
abc302_h Ex. Ball Collector 2407 1103
agc062_b B. Split and Insert 2407 589
arc224_f F. AND/OR 2407 447
arc182_c C. Sum of Number of Divisors of Product 2408 778
abc366_g G. XOR Neighbors 2409 794
abc421_g G. Increase to make it Increasing 2410 733
abc352_g G. Socks 3 2413 716
agc065_c C. Avoid Half Sum 2414 485
arc215_e E. CNOT Party 2418 419
abc420_f I. kirinuki 2420 747
arc193_b B. Broken Wheel 2420 492
arc222_e E. XOR Matching 2423 357
arc146_c C. Even XOR 2428 1052
abc279_g G. At Most 2 Colors 2431 890
arc157_d D. YY Garden 2435 798
abc265_g G. 012 Inversion 2436 915
arc130_d D. Zigzag Tree 2437 808
arc231_d D. Choose Your Role 2437 374
abc236_g G. Good Vertices 2438 1078
abc321_g G. Electric Circuit 2439 804
arc168_d D. Maximize Update 2440 982
abc269_g G. Reversible Cards 2 2440 917
arc186_c C. Ball and Box 2451 609
abc463_g G. Random Walk Distance 2452 373
abc313_g G. Redistribution of Piles 2454 700
abc438_g G. Sum of Min 2455 375
agc069_a A. Schedule Optimization 2460 343
abc235_g G. Gardens 2462 1008
abc471_g G. Caeser Syllables 2464 321
arc144_d D. AND OR Equation 2468 897
abc251_g G. Intersection of Polygons 2468 540
arc195_d D. Swap and Erase 2470 606
abc428_g G. Necklace 2472 302
arc200_d D. |A + A| 2474 461
abc312_h Ex. snukesnuke 2477 743
abc476_g G. Increasing Popcount 2477 328
abc319_f I. Fighter Takahashi 2480 967
agc056_c C. 01 Balanced 2481 1568
arc160_d D. Mahjong 2485 958
arc207_c C. Combine to Make Non-decreasing 2488 467
abc456_g G. Count Holidays 2488 378
abc431_g G. One Time Swap 2 2490 427
abc277_g G. Random Walk to Millionaire 2491 822
abc385_g G. Counting Buildings 2492 468
abc418_f I. We're teapots 2496 602
arc178_d D. Delete Range Mex 2498 802
agc063_c C. Add Mod Operations 2500 502
abc324_g G. Generate Arrays 2501 640
abc303_h Ex. Constrained Tree Degree 2501 512
abc234_h Ex. Enumerate Pairs 2505 700
abc390_g G. Permutation Concatenation 2508 411
arc186_a A. Underclued 2511 639
agc077_a A. Reverse A…B 2512 246
abc248_g G. GCD cost on the tree 2514 840
abc230_g G. GCD Permutation 2516 892
abc435_g G. Domino Arrangement 2519 347
arc143_e E. Reversi 2521 777
abc273_g G. Row Column Sums 2 2521 664
abc275_g G. Infinite Knapsack 2522 473
abc233_h Ex. Manhattan Christmas Tree 2530 725
abc261_h Ex. Game on Graph 2531 821
abc278_g G. Generalized Subtraction Game 2533 604
abc333_g G. Nearest Fraction 2536 658
abc219_f I. Cleaning Robot 2542 795
abc416_g G. Concat (1st) 2542 527
abc467_g G. Many Sweets Problem 2544 320
abc301_f I. Anti-DDoS 2548 769
arc203_d D. Insert XOR 2549 429
arc233_b B. Count of Euclid Function Call 2549 133
abc232_g G. Modulo Shortest Path 2550 1211
abc424_g G. Set list 2552 435
arc147_e E. Examination 2553 922
arc128_d D. Neq Neq 2554 856
abc348_g G. Max (Sum - Max) 2559 765
abc267_g G. Increasing K Times 2561 1009
abc365_f I. Takahashi on Grid 2561 663
abc395_g G. Minimum Steiner Tree 2 2561 546
abc360_f I. InterSections 2563 842
abc225_g G. X 2566 681
arc156_d D. Xor Sum 5 2568 808
arc162_d D. Smallest Vertices 2568 644
arc176_d D. Swap Permutation 2572 625
arc223_e E. Yin-Yang Two Bits Insertion 2572 375
abc338_g G. evall 2573 489
arc187_c C. 1 Loop Bubble Sort 2574 600
abc320_g G. Slot Strategy 2 (Hard) 2575 725
arc163_d D. Sum of SCC 2581 1105
abc478_g G. Division Point Hull 2582 247
arc209_d D. A_A_i 2583 329
arc165_d D. Substring Comparison 2589 778
abc464_g G. Celester 2 2592 456
arc127_d D. Sum of Min of Xor 2593 849
arc173_d D. Bracket Walk 2598 787
abc434_f I. Concat (2nd) 2600 503
arc107_e E. Mex Mat 2604 998
acl1_e E. Shuffle Window 2605 404
abc231_g G. Balls in Boxes 2606 892
abc288_g G. 3^N Minesweeper 2606 743
abc374_g G. Only One Product Name 2608 607
abc225_f I. String Cards 2612 1470
abc361_g G. Go Territory 2613 645
abc335_g G. Discrete Logarithm Problems 2614 687
abc409_g G. Accumulation of Wealth 2616 317
abc282_h Ex. Min + Sum 2621 1043
abc423_g G. Small Multiple 2 2625 281
arc217_d D. Greedy Customer 2626 299
agc074_b B. Swap if Equal Length and Sum 2626 278
agc075_d D. Max Prod Plus 2627 194
arc220_c C. Range Increment 2630 311
arc191_d D. Moving Pieces on Graph 2631 539
abc449_g G. Many Repunit Sum 2 2631 251
arc230_b B. Chmax and Chmin 2632 208
arc201_e E. Total Area of Bounding Boxes 2635 487
abc287_h Ex. Directed Graph and Query 2639 791
arc158_e E. All Pair Shortest Paths 2641 606
abc304_h Ex. Constrained Topological Sort 2642 718
arc226_d D. Penta-Queue 2642 285
arc225_e E. Gap Swap (hard) 2645 392
arc197_e E. Four Square Tiles 2647 579
abc317_g G. Rearranging 2649 731
arc185_d D. Random Walk on Tree 2649 672
arc164_e E. Segment-Tree Optimization 2651 585
arc214_e E. Swap K times 2651 303
abc481_g G. Half-Baked 2653 167
abc444_f I. Half and Median 2654 522
abc349_g G. Palindrome Construction 2655 623
arc232_b B. Two Flips 2656 334
arc133_d D. Range XOR 2658 549
abc264_h Ex. Perfect Binary Tree 2660 427
arc109_e E. 1D Reversi Builder 2661 482
arc219_f F. Range Division 2661 254
abc213_g G. Connectivity 2 2663 1212
arc146_d D. >=< 2663 718
arc217_e E. Tree Growing 2663 283
arc153_d D. Sum of Sum of Digits 2664 729
abc247_h Ex. Rearranging Problem 2664 415
abc354_g G. Select Strings 2665 650
abc331_g G. Collect Them All 2668 452
arc218_d D. I like Increasing 2674 286
abc246_h Ex. 01? Queries 2677 1038
abc419_g G. Count Simple Paths 2 2677 490
arc127_e E. Priority Queue 2678 799
agc060_c C. Large Heap 2680 812
abc283_h Ex. Popcount Sum 2682 537
abc239_h Ex. Dice Product 2 2686 761
arc180_d D. Division into 3 2694 691
abc310_g G. Takahashi And Pass-The-Ball Game 2696 540
agc061_c C. First Come First Serve 2697 913
arc218_e E. Reverse and Reverse 2705 190
abc258_h Ex. Odd Steps 2708 572
arc227_e E. Shift and XOR Switches 2710 358
abc228_g G. Digits on Grid 2711 560
arc151_e E. Keep Being Substring 2713 700
arc119_d D. Grid Repainting 3 2713 648
arc179_d D. Portable Gate 2717 551
arc192_d D. Fraction Line 2722 425
codefestival_2016_qualA_e E. LRU Puzzle 2723 396
abc295_h Ex. E or m 2728 439
abc228_h H. Histogram 2729 565
abc255_g G. Constrained Nim 2734 609
arc195_e E. Random Tree Distance 2734 415
arc212_f F. Add Integer 2735 288
abc303_g G. Bags Game 2736 450
arc140_e E. Not Equal Rectangle 2739 738
arc135_d D. Add to Square 2750 735
arc228_a A. Row and Col swap 2751 252
abc307_h Ex. Marquee 2754 273
arc222_d D. Shift and Add 2755 263
abc249_g G. Xor Cards 2756 531
abc253_h Ex. We Love Forest 2758 509
abc389_g G. Odd Even Graph 2762 374
arc194_e E. Swap 0^X and 1^Y 2765 335
arc126_e E. Infinite Operations 2766 569
abc198_f F. Cube 2769 616
abc223_h H. Xor Query 2771 833
abc250_h Ex. Trespassing Takahashi 2773 472
agc071_c C. Orientable as Desired 2774 332
abc332_g G. Not Too Many Balls 2775 622
arc186_d D. Polish Mania 2776 416
abc417_g G. Binary Cat 2778 502
arc162_e E. Strange Constraints 2780 667
abc232_h H. King's Tour 2780 425
agc072_a A. Rhythm Game 2781 270
arc165_e E. Random Isolation 2783 852
arc148_e E. ≥ K 2785 875
abc318_h Ex. Count Strong Test Cases 2785 288
abc298_h Ex. Sum of Min of Length 2792 352
abc221_h H. Count Multiset 2793 1064
agc077_b B. Long Increasing Walk 2794 153
arc233_c C. Equal Degree Deletion 2797 107
arc190_d D. Matrix Pow Sum 2802 316
abc261_g G. Replace 2803 426
agc055_c C. Weird LIS 2803 409
arc184_d D. Erase Balls 2D 2804 640
abc469_g G. K-nacci Operations 2804 224
abc218_h H. Red and Blue Lamps 2805 964
abc213_h H. Stroll 2806 540
abc437_g G. Colorful Christmas Tree 2806 265
agc051_d D. C4 2807 602
abc237_h Ex. Hakata 2807 546
abc315_h Ex. Typical Convolution Problem 2807 354
agc064_d D. Red and Blue Chips 2808 459
abc453_f I. Avoid Division 2811 368
arc169_d D. Add to Make a Permutation 2812 425
abc400_g G. Patisserie ABC 3 2813 391
arc139_d D. Priority Queue 2 2816 692
cf17_final_e E. Combination Lock 2817 454