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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10079 Stammering Aliens   1 162 31.90
17
17
10085 Palindromic DNA   1 20 27.78
10089 Locks and Keys   1 18 33.73
34
17
10210 After Party Transfers   1 38 4.94
34
28
10229 Save the Students   1 182 25.94
17
17
10231 Wizarding Duel   1 75 19.48
1
1
10235 Array Diversity   1 192 23.96
10236 Generations   1 56 19.83
34
34
10376 String Factorization!   1 45 10.63
26
42
10420 Hardware upgrade   1 54 29.76
34
17
10444 Coding   1 101 34.90
10460 A function over factors   1 100 32.73
1
17
10502 Video game combos   1 390 37.95
34
17
10517 K12-Generating Big Numbers II   1 82 45.19
26
17
10572 Cheating on the contest   1 29 7.13
17
34
10573 Problem Offensive Strategy   1 69 22.84
17
17
10581 Ball Stacking Again   1 157 30.76
10588 Portal   1 109 35.20
1
1
10644 Serve The Street   1 137 25.39
34
1
10699 Symmetry   1 29 30.60
17
34
10704 The Great Escape   1 35 28.35
34
34
10815 Finally a Treat   1 294 33.61
6
1
10819 BF Vector   1 83 55.84
1
17
10822 The Prime Minister   1 29 13.76
10841 Supplying the Suppliers   1 19 39.94
10930 Dixon Dominoes   1 21 24.35
1
1
11267 Arnook Defensive Line   1 40 27.07
34
34
11274 Lights and Switches   1 59 29.70
17
34
11383 Fast Sum of two to an exponent   1 1067 30.25
6
3
11386 Recycled Numbers   1 197 31.78
11495 Ignore the bounds   1 18 15.15
9
9
11509 IPL - CRICKET TOURNAMENT   1 81 25.09
17
17
11517 GAMING ARENA   1 60 40.09
11564 E 23 Stairs pattern   1 139 39.60
17
23
11577 The Famous ICPC Team Again   1 78 30.53
17
17
11642 MAKESUM   1 110 35.00
1
1
11712 Red Cross Hospital   1 20 25.00
34
1
11756 Teaming up for the competition   1 34 33.77
50
50
11770 Lifesavers   1 80 26.44
17
11771 Mountain Cave   1 16 8.31
34
17
11808 Max 2214   1 11 12.58
11813 Count weighted paths   1 21 40.74
11851 Power with Combinatorics(HARD)   1 129 13.16
34
39
11875 Jobs   1 360 38.87
1
17
11899 Queen Game   1 20 24.16
34
17
11901 Paths in a Tree   1 22 25.00
1
34
11921 Ball Stack   1 42 54.39
17
17
11946 Zig-Zag Permutation 2   1 7 25.49
26
34
11948 Dark Assault   1 31 30.47
17
17
11986 ROMAN NUMERALS   1 145 33.82
9
9

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