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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4311 Quasi-template   51 33.33
4318 Catch Fish   11 491 32.65
21
26
4324 The fate of the pineapple   40 28.41
4329 Counting K-Rectangle   4 386 29.99
20
28
4343 Empty Boxes   26 3548 66.08
2
13
4350 Giá trị lớn nhất 3   14 408 23.19
28
19
4354 Snowflakes   1 809 24.92
9
21
4361 Connected Points   9 52.17
4378 Twofive   63 32.26
4390 Cards shuffing   2 117 26.48
26
21
4407 Counting Arborescence   100 34.02
4408 Build a Fence   37 12219 44.78
4
5
4409 Circle vs Triangle   1 59 19.77
4410 Repair the Door   58 22.49
4411 Counting Expressions   29 42.47
4412 Factorization, Factorization, Factorization   1 52 41.28
4413 Gem   3 96 40.66
23
12
4414 Highway   54 22.04
4415 Power of Integer   1 269 21.86
17
26
4416 Jumping Hands   1 207 66.67
17
17
4420 Counting Graphs   54 34.33
4421 Irreducible polynomials over GF2   62 18.01
4429 Spelling Lists   2 175 31.72
17
34
4452 Simple Arithmetics II   55 7447 42.37
11
5
4453 Bouncing Balls II   219 27.73
4454 Brackets II   8 411 35.91
26
24
4455 Going to the Movies   86 36.33
4457 Shopping II   3 145 34.91
17
1
4458 Rainbow   1 34 19.46
17
34
4459 Muzidabutur   4 21.43
4461 A Famous Airport Manager   23 16.36
4465 The Ant   17 732 25.86
20
15
4477 Flower growing   112 22.73
4478 Counting Expressions II   14 35.29
4480 Chaos Strings   14 526 29.97
17
22
4483 Roads Repair   7 177 32.49
20
23
4485 MobiZone vs VinaGone   7 317 33.14
17
31
4487 Can you answer these queries VI   25 1220 22.74
34
28
4491 Primes in GCD Table   2 695 33.76
17
26
4523 Binomial Coefficients   209 41.72
23
12
4525 Digger Octaves   6 371 35.67
17
21
4528 Frog Wrestling   66 43.23
4532 String reduction   2 166 16.62
17
30
4533 Determinant of Banded Matrices   16 32.67
4546 Tobo or not Tobo   2 255 19.36
26
26
4549 Adding Sevens   19 1921 33.12
17
6
4551 Match Maker   1 61 22.40
4552 Adding up Triangles   137 36.30
4555 Einbahnstrasse   2 484 26.55
22
9
4556 Think I will Buy Me a Football Team   30 2167 44.99
7
11

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