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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8611 Non-Decreasing Digits   71 3716 54.79
7
11
8598 Traverse through the board   6 647 54.31
10
11
8596 Wood, Axe and Grass   4 512 57.51
17
11
8594 Tails all the way   287 34.27
8593 Covering the Corral   8 31.58
8591 Prime Permutations   5 104 31.01
28
23
8586 Factorial factorisation   2 41 19.05
17
17
8583 Garden   1 20 63.89
17
34
8578 Reverse the Sequence   1 86 42.31
34
50
8574 Four in a row   2 22 19.05
26
17
8558 Linear Equation Solver   2 15 28.38
17
34
8551 Colours A, B, C, D   39 2157 21.20
10
21
8550 Longest Square Factor   4 67 19.29
21
34
8549 BST again   1 86 17.28
17
34
8547 Euclids algorithm revisited   27 1393 22.94
19
22
8546 Manoj and Pankaj   51 23.05
8545 Subset sum   45 1925 39.94
12
16
8542 Modern Pocket Calculator   35 9.15
28
6
8507 Party Switching   4 244 28.84
6
6
8505 Nacci Fear   6 317 40.29
24
21
8496 No Squares Numbers   18 831 34.78
19
15
8495 Maximum Subset of Array   7 729 27.80
19
17
8491 Messy Phone List   1 50 19.67
34
17
8478 Ancient Pocket Calculator   7 4.44
8467 GRADE POINT AVERAGE   2 631 29.95
8
3
8462 Barn Allocation   1 133 52.02
34
34
8461 Adventure in Moving   43 27.98
8456 PRIMITIVEROOTS   8 362 46.72
8
20
8449 Plotting functions (variation)   1 19 22.35
17
17
8442 Problem 3   4 714 54.14
4
12
8434 Kolica   2 61 38.00
34
17
8433 Revenge of the squares (variation)   484 49.00
17
17
8429 Array Sorting   62 16.26
8428 Grid Tiling   23 22.93
8427 Permutation Game   32 41.05
8426 Trie Expectation   1 165 63.71
9
26
8425 Coloring Trees   10 320 30.30
20
31
8424 Life Game   4 154 52.91
13
5
8423 Recover Polynomials   51 48.25
8422 Maximum Profit   4 916 52.97
9
6
8421 Fun With Inequalities   140 38.05
17
17
8420 Finding Minimum   1 71 37.12
1
17
8419 Traversing Grid   1 332 24.34
17
17
8418 Revenge of the squares   1 85 36.99
17
17
8410 Snaky Numbers   2 81 39.26
34
34
8409 Favorite Sub Hair   3 95 41.55
26
26
8408 Min Max 01 Path   2 102 29.08
17
17
8407 Candies and Milestones   2 474 21.68
6
23
8406 Temple Queues   14 288 19.63
31
33
8398 Quadratic Equation   1 600 28.86
34
17

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