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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
14138 Amazing Factor Sequence   37 2317 37.04
11
11
15086 Land Acquisition   37 1305 28.33
24
30
66 Cross-country   38 4059 64.50
11
12
709 The day of the competitors   38 1547 28.85
17
27
7212 Find String Roots   38 2141 34.83
12
15
7406 Beehive Numbers   38 9172 58.89
5
9
8612 Penney Game   38 7632 67.55
4
3
12880 Sheep   38 1773 45.22
10
10
25893 Longest Perfect Increasing Subsequence   38 683 39.28
8
12
5699 The last digit re-visited   39 7440 31.68
9
9
7804 Defense of a Kingdom   39 4846 25.33
10
12
8551 Colours A, B, C, D   39 2152 21.20
10
21
12474 MAXIMUM WOOD CUTTER   39 1553 41.81
15
14
15454 How to Handle the Fans   39 1509 50.27
12
11
23132 Travelling cost   39 1596 32.97
10
8
1688 A Very Easy Problem!   40 6162 49.24
12
11
4103 Extend to Palindrome   40 2336 29.62
16
17
16420 Even Numbers   40 5225 48.01
6
5
23976 Mohib and series   40 1758 47.07
4
7
705 New Distinct Substrings   41 3673 26.23
26
24
10264 Meteors   41 1269 27.36
26
30
10968 LUCIFER Number   41 1403 64.73
21
21
16254 Running Median Again   41 1664 22.26
20
16
18532 Tree _order   41 1187 46.77
15
10
41 Play on Words   42 3208 19.39
21
24
51 Fake tournament   42 1787 27.30
18
19
1026 Favorite Dice   42 5240 63.50
4
21
2738 Number Guessing Game   42 4628 62.56
8
13
5732 Paradox   42 1219 27.88
16
19
13868 Roads of NITT   42 593 28.78
23
24
25942 Ball sum   42 1772 35.55
11
11
3436 Histogram   43 1487 44.56
19
22
12914 Totient Extreme   43 1738 39.99
8
11
100 Tower of Babylon   44 3055 50.54
19
21
9805 Be Awesome As Barney Stinson   44 1816 68.27
12
13
10228 Magic Grid   44 1783 26.32
14
19
10286 DOTA HEROES   44 6027 45.00
3
5
43 Copying Books   45 2724 25.52
19
19
1702 Cleaning Robot   45 1543 34.39
28
20
4942 Integer Factorization (15 digits)   45 3380 32.30
11
11
8545 Subset sum   45 1923 39.93
12
16
96 Shopping   46 3038 44.18
15
11
7169 Pizza   46 6414 29.97
10
8
8980 Cost   46 1150 29.46
19
26
12183 Help the Commander in Chief   46 906 29.00
15
16
15259 Large Knapsack   46 2230 25.90
17
17
15783 Coder Express 3!!   46 1266 47.63
9
10
18425 Polynomial Multiplication   46 1526 39.23
19
23
26193 Lost and survived   46 827 35.16
16
12
101 Fishmonger   47 2290 38.08
17
20

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