list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
35674 COLORFUL ARRAY   61 1488 41.55
20
21
1028 Hubulullu   60 8194 58.77
2
15
1837 Pie   60 3772 30.41
18
15
2906 GCD2   60 6784 36.48
12
11
3921 The Great Ball   60 3921 39.08
7
11
8869 Roti Prata   60 6634 39.99
16
18
15965 PLAY WITH MATH   60 6814 46.48
4
5
18155 abs(a-b) I   60 4462 48.17
4
9
2713 Can you answer these queries IV   59 3607 16.88
21
21
12933 n-divisors   59 2279 19.26
18
17
18284 Petya and the Road Repairs   59 875 24.01
19
22
3878 Rectangles Perimeter   58 2688 49.84
12
14
7208 Black or White   58 1433 43.44
16
19
10798 Wachovia Bank   58 3791 46.92
7
9
348 Expedition   57 2180 20.44
20
20
2530 Tiling a Grid With Dominoes   57 2381 65.03
15
23
3693 Maximum Sum   57 6338 42.04
19
18
8061 Christmas Play   57 7714 48.22
6
4
10514 K12 - Building Construction   57 1876 25.57
12
17
902 Hangover   56 17734 62.75
3
3
4177 Herding   56 2695 35.18
14
15
7150 Palindrome 2000   56 3169 27.09
15
14
22393 KATHTHI   56 1718 32.12
16
17
263 Period   55 2761 39.30
12
17
3883 LATGACH3   55 3140 56.68
10
20
4452 Simple Arithmetics II   55 7441 42.37
11
5
4564 Chop Ahoy! Revisited!   55 2935 50.86
12
14
10810 Its a Murder!   55 2349 22.05
16
17
28305 Ada and Indexing   55 1694 40.60
15
15
30738 Ada and Coins   55 726 30.58
14
22
30 Bytelandian Blingors Network   54 3705 39.00
14
10
1418 The Cats and the Mouse   54 2954 33.76
10
12
2148 Candy III   54 20331 25.29
9
5
12448 How Many Games?   54 3715 22.46
14
12
27 Sorting Bank Accounts   53 8670 40.51
11
6
364 Pocket Money   53 2233 38.50
15
18
11840 Sum of Squares with Segment Tree   53 1999 50.89
23
18
1029 Matrix Summation   52 3408 19.99
15
18
1703 ACM (ACronymMaker)   52 1069 29.79
26
21
2815 Increasing Subsequences   52 2142 28.18
14
22
8785 Cut the Silver Bar   52 5257 54.49
5
16
11354 Amusing numbers   52 3230 59.87
13
15
15436 Slick   52 2007 33.12
9
9
28307 Ada and Game   52 612 32.19
14
18
212 Water among Cubes   51 1434 26.82
25
27
2916 Can you answer these queries V   51 2524 25.82
23
23
5832 AND Rounds   51 1688 24.83
17
20
7974 What’s Next   51 39338 35.42
2
2
8756 Shake Shake Shaky   51 2356 23.84
12
14
28308 Ada and Spring Cleaning   51 1229 18.86
18
17

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