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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2151 Digital Calculator   22 5.81
2152 Hilbert Curve   1 13 19.02
34
34
2153 Internet is Faulty   64 41.34
2154 Kruskal   83 14.78
2157 Anti-Blot System   104 12935 45.24
10
5
2159 Delicious Cake   29 15.94
2160 Here-There   27 26.63
2161 Pixel Shuffle   29 19.57
50
17
2162 Towers of Powers   28 19.72
2171 Ambiguous Codes   1 82 38.55
2172 Ballroom Lights   1 33 33.75
34
17
2173 Car Plates Competition   1 255 41.63
17
17
2174 Drop the Triples   5 116 29.73
21
24
2175 Emoticons   3 328 21.95
23
28
2176 Finding Seats   2 220 14.85
34
34
2177 Galou is back!   -1 223 31.13
2178 He is offside!   5 8393 50.10
3
4
2179 ICPC Scoreboard   1 175 29.30
17
17
2180 Justice League   76 48.04
2185 Musical Optimization   1 69 42.36
2189 Making Pairs   1 44 16.21
34
42
2202 Tan and His Interesting Game   42 23.76
2270 Balloons in a Box   166 23.56
2271 Undecodable Codes   46 13.01
2272 Crossing the Desert   50 19.18
2273 Ferries   28 17.39
2274 Island Hopping   1 202 24.91
17
1
2275 Toil for Oil   13 30.72
2276 Partitions   1 19 10.76
34
34
2277 Silly Sort   30 835 54.47
17
27
2317 Bracket Sequence   1 51 22.78
26
34
2318 Overlapping Words   88 22.70
2319 Sequence   217 28.09
2320 Manhattan   9 695 32.28
20
34
2321 Segments   2 149 14.70
17
34
2322 Tree Game   2 323 43.34
26
42
2323 Broken Compass   41 13.42
2324 Mario   1 59 13.68
34
34
2325 String Distance   210 21.18
2371 Another Longest Increasing Subsequence Problem   16 801 13.46
29
33
2412 Arranging Amplifiers   18 3240 27.35
7
16
2413 Building Beacons   40 32.58
2414 Calculate The Cost   8 337 22.31
28
17
2415 Kirchhof Law   1 90 19.13
34
17
2416 Distinct Subsequences   94 3721 36.28
12
22
2417 Eliminate The Enemies   22 26.79
2418 Flying Frogs   57 37.21
2419 G-Line Grid   1 4 7.14
2420 Hospital at Hands   25 23.08
34
34
2421 Incrementing The Integer   1 50 23.55
17
50

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