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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4988 Madrids One Way Streets   5 199 28.87
15
15
5240 Area of a Garden   5 1699 47.16
4
9
5465 Deliver pizza   5 406 22.88
21
15
5466 Electronic queue   5 162 37.60
13
21
5979 Yet Another Permutations Problem   5 1358 49.52
7
15
6988 Beer Machines   5 33 18.53
43
37
7002 Buildings   5 80 37.76
21
30
7019 Zig-Zag rabbit   5 593 36.88
22
19
7035 The Embarrassed Cryptographer   5 351 32.05
13
13
7210 Draw Mountains   5 334 44.15
17
6
7231 Homework   5 223 21.43
17
26
7232 Inversion Sort   5 165 16.78
32
23
7296 Trees Again   5 166 50.40
21
30
7363 Tree Sum   5 181 36.56
42
45
7380 Factorial challenge   5 343 31.57
14
26
7600 Milk Trading   5 184 30.29
1
28
7947 Almost square factorisation   5 122 52.29
8
11
7973 Sometimes, a penalty is good!   5 1205 29.54
6
8
8591 Prime Permutations   5 110 30.93
28
23
9587 The Prime conjecture   5 574 34.52
9
9
9644 Imperialism   5 174 30.69
8
14
10270 Temperature   5 248 33.44
21
21
10466 Enough of analyzing, let’s play   5 259 45.44
17
23
10515 K12-Combinations   5 413 28.02
5
17
10547 Delivery Route   5 56 19.60
34
34
10570 Longest Common Substring   5 880 29.94
31
32
10711 VUK   5 186 53.22
20
23
10802 Sum of Tetranacci numbers   5 297 38.75
27
21
10931 Online Bridge Searching   5 103 34.87
34
34
11103 PrimeFactorofLCM   5 594 25.71
17
17
11321 G-One Sort   5 779 37.74
13
17
11472 Amazing Maze   5 261 28.96
17
26
11477 Meeting For Party   5 485 28.05
17
12
12012 grace marks   5 228 22.95
21
21
12030 Blackout   5 375 44.62
20
15
12241 Classification from ErdÅ‘s and Selfridge   5 29 18.86
28
28
12304 Smallest Inverse Sum of Divisors   5 94 27.71
17
24
12714 Fatawy   5 146 25.52
14
4
12726 XOR Game   5 539 43.92
11
13
12746 Colorful Circle (EASY)   5 482 20.91
28
23
12943 Counting   5 81 44.73
8
30
13096 Amr Samir   5 919 31.14
9
10
13105 DNA   5 687 33.45
11
24
13405 MayanCalendar   5 125 55.48
8
8
13838 Mosty! Find Gn   5 563 49.74
9
24
14175 Power Factor Sum Sum (hard)   5 40 35.55
26
26
14823 Advanced Battleships   5 51 13.59
23
23
14977 Attack of the Bloons   5 369 45.69
9
9
15143 play with prime numbers (I)   5 34 17.63
23
23
15148 play with prime numbers (II)   5 33 20.45
28
23

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