ID Problem
4 D8   Alternating Current
5 D9   Convert to Ones
6 D10   Hierarchy
7 D11   AB=C Problem
8 D12   Wizards and Minimal Spell
9 D14   Sum of Integers II
10 D15   000001
11 D16   Exam
12 D18   Tree Restoring
13 D19   Nastya and Time Machine
14 D20   Wojtek and Card Tricks
15 D21   Numbers
16 D22   Group Projects
17 D23   Restoring Password
18 D24   Almost Identity Permutations
19 D25   Sasha and a Patient Friend
20 D26   School Clubs
21 D27   Don't be late
22 D28   Min Element
23 D29   Multiples of Length
24 D30   Nice table
25 D31   And Yet Another Bracket Sequence
26 D33   Tousa Tree
27 D34   Tachibana Kanade's Tofu
28 D35   Buying a TV Set
29 D36   Shrinking
30 D37   Sleeping Time
31 D38   Polycarp's phone book
32 D39   Restore Permutation
33 D40   Elections
34 D41   Buns
35 D42   Wonder Room
36 D43   Envy
37 D45   Subsequences (hard version)
38 D46   Wasted Time
39 D47   Ciel the Commander
40 D48   Tennis Game
41 D49   Tiles Placement
42 D50   EhAb AnD gCd
43 D51   Monopole Magnets
44 D52   Digit Sum
45 D53   Tennis Rackets
46 D54   New Year and Buggy Bot
47 D55   Light Source
48 D56   Custom Painting Master
49 D57   Tiling Challenge
50 D58   Mirror Illusion
51 D59   Industrial Nim
52 D60   bHTML Tables Analisys
53 D61   Meaningful Mean
54 D62   Restore the Permutation by Sorted Segments
55 D63   Cup Trick
56 D64   Largest Submatrix 3
57 D65   Closed Rooms
58 D66   Drazil Likes Heap
59 D77   Crime Management
60 D78   Same Differences
61 D79   Design Tutorial: Inverse the Problem
62 D80   Alice, Bob and Candies
63 D81   D's Ambition
64 D82   rng_10s
65 D83   Preparing for the Contest
66 D84   Speed Dial
67 D85   Word Correction
68 D86   Space Navigation
69 D87   Day Count
70 D88   Flip Flip and Flip......
71 D89   Tr/ee
72 D90   Kode Festival
73 D91   Stoned Game
74 D92   Seating On Bus
75 D93   Next Round
76 D94   Crane and Turtle
77 D95   Lowest Common Ancestor
78 D96   Multiple String Matching
79 D97   Union of Rectangles
80 D98   Berzerk
81 D99   Summer Vacation
82 D100   The Next Good String
83 D101   Bovine Dilemma
84 D102   Special Matrices
85 D103   Four Segments
86 D110   Divisibility Rules
87 D111   Omkar and Last Class of Math
88 D112   Number Transformation II
89 D113   Good Segment
90 D114   Ticket Game
91 D115   Era Name Transformation
92 D116   Jamie and Alarm Snooze
93 D117   Playoff by all the teams
94 D118   Wrong Subtraction
95 D120   Mysterious Worm
96 D121   Bubble Puzzle
97 D122   Compute Power
98 D124   Song of the Sirens
99 D125   Queue
100 D126   Drazil and Park
101 D127   Reverse and Swap
102 D129   Bear and Drawing
103 D130   Tritonic Iridescence

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