list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
35674 COLORFUL ARRAY   61 1499 41.52
20
21
1028 Hubulullu   60 8194 58.76
2
15
1837 Pie   60 3786 30.36
18
15
2906 GCD2   60 6784 36.48
12
11
3921 The Great Ball   60 3922 39.08
7
11
8869 Roti Prata   60 6679 39.84
16
18
15965 PLAY WITH MATH   60 6820 46.48
4
5
18155 abs(a-b) I   60 4467 48.12
4
9
2713 Can you answer these queries IV   59 3638 16.90
21
21
12933 n-divisors   59 2283 19.29
18
17
18284 Petya and the Road Repairs   59 875 24.01
19
22
348 Expedition   58 2187 20.43
20
20
3878 Rectangles Perimeter   58 2689 49.85
12
14
7208 Black or White   58 1434 43.45
16
19
10798 Wachovia Bank   58 3797 46.91
7
9
2530 Tiling a Grid With Dominoes   57 2384 65.02
15
23
3693 Maximum Sum   57 6352 42.05
19
18
8061 Christmas Play   57 7718 48.23
6
4
10514 K12 - Building Construction   57 1880 25.60
12
17
902 Hangover   56 17739 62.74
3
3
4177 Herding   56 2696 35.18
14
15
7150 Palindrome 2000   56 3171 27.12
15
14
22393 KATHTHI   56 1746 32.17
16
17
28305 Ada and Indexing   56 1724 40.78
15
15
263 Period   55 2763 39.29
12
17
3883 LATGACH3   55 3142 56.69
10
20
4452 Simple Arithmetics II   55 7442 42.37
11
5
4564 Chop Ahoy! Revisited!   55 2937 50.86
12
14
10810 Its a Murder!   55 2351 22.03
16
17
30738 Ada and Coins   55 726 30.58
14
22
30 Bytelandian Blingors Network   54 3710 39.02
14
10
1418 The Cats and the Mouse   54 2955 33.77
10
12
2148 Candy III   54 20339 25.29
9
5
12448 How Many Games?   54 3718 22.45
14
12
27 Sorting Bank Accounts   53 8675 40.50
11
6
364 Pocket Money   53 2234 38.50
15
18
11840 Sum of Squares with Segment Tree   53 2008 50.95
23
18
1029 Matrix Summation   52 3413 19.99
15
18
1703 ACM (ACronymMaker)   52 1070 29.78
26
21
2815 Increasing Subsequences   52 2145 28.19
14
22
8785 Cut the Silver Bar   52 5261 54.48
5
16
11354 Amusing numbers   52 3230 59.87
13
15
15436 Slick   52 2025 33.20
9
9
28307 Ada and Game   52 614 32.12
14
18
212 Water among Cubes   51 1457 26.08
25
27
2916 Can you answer these queries V   51 2536 25.85
23
23
5832 AND Rounds   51 1688 24.83
17
20
7974 What’s Next   51 39904 35.30
2
2
8756 Shake Shake Shaky   51 2361 23.83
12
14
28308 Ada and Spring Cleaning   51 1243 18.89
18
17

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