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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2151 Digital Calculator   22 5.76
2152 Hilbert Curve   1 13 19.02
34
34
2153 Internet is Faulty   64 41.34
2154 Kruskal   83 14.23
2157 Anti-Blot System   104 12952 45.23
10
5
2159 Delicious Cake   29 15.94
2160 Here-There   28 26.18
2161 Pixel Shuffle   29 19.57
50
17
2162 Towers of Powers   28 19.72
2171 Ambiguous Codes   1 84 39.02
2172 Ballroom Lights   1 33 33.75
34
17
2173 Car Plates Competition   1 256 41.66
17
17
2174 Drop the Triples   5 116 29.17
21
24
2175 Emoticons   3 330 21.98
23
28
2176 Finding Seats   2 221 14.88
34
34
2177 Galou is back!   -1 224 31.34
2178 He is offside!   5 8416 50.14
3
4
2179 ICPC Scoreboard   1 175 29.30
17
17
2180 Justice League   76 48.04
2185 Musical Optimization   1 70 42.19
2189 Making Pairs   1 43 15.89
34
42
2202 Tan and His Interesting Game   42 23.24
2270 Balloons in a Box   169 23.52
2271 Undecodable Codes   46 12.26
2272 Crossing the Desert   50 19.18
2273 Ferries   29 17.99
2274 Island Hopping   1 204 25.02
17
1
2275 Toil for Oil   13 30.72
2276 Partitions   1 20 11.07
34
34
2277 Silly Sort   30 836 54.49
17
27
2317 Bracket Sequence   1 52 23.40
26
34
2318 Overlapping Words   88 22.70
2319 Sequence   217 28.07
2320 Manhattan   9 699 32.30
20
34
2321 Segments   2 151 14.26
17
34
2322 Tree Game   2 323 43.34
26
42
2323 Broken Compass   42 13.43
2324 Mario   1 59 13.68
34
34
2325 String Distance   210 21.19
2371 Another Longest Increasing Subsequence Problem   17 818 13.54
29
33
2412 Arranging Amplifiers   18 3255 27.32
7
16
2413 Building Beacons   41 32.12
2414 Calculate The Cost   8 339 22.28
28
17
2415 Kirchhof Law   1 98 20.74
34
17
2416 Distinct Subsequences   94 3745 36.28
12
22
2417 Eliminate The Enemies   22 26.55
2418 Flying Frogs   57 34.41
2419 G-Line Grid   1 4 7.14
2420 Hospital at Hands   28 25.14
34
34
2421 Incrementing The Integer   1 50 23.55
17
50

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