list of classical problems

ID NAME CODE USERS ACC %
12964    Count on a treap COT5 10 30.99
10628    Count on a tree COT 2639 17.43
10707    Count on a tree II COT2 3559 19.62
11482    Count on a trie COT4 78 12.38
302    Count on Cantor CANTON 13081 61.26
35140    Count Pairs ILD18ACP 66 25.97
10463    COUNT PAREN PAREN 194 60.61
16062    Count Primes SNGCP 45 25.20
15556    Count right angle triangles IITKWPCC 53 24.70
10354    Count Strings CTSTRING 29 4.44
27268    Count Subsets VECTAR5 222 45.65
20673    Count The Indexes CNTINDX 253 29.60
21414    Count The Indexes 2 CNTINDX2 45 19.13
11813    Count weighted paths CNTPATHS 23 40.00
1704    Countdown CDOWN 306 25.66
6805    Counter attack CATTACK 177 60.98
26799    Counter-Smack COU 63 20.65
12943    Counting RIOI_3_2 82 46.93
4407    Counting Arborescence DAGCNT 101 34.02
9570    Counting binary strings STRCOUNT 340 53.14
34009    Counting Child CTTC 467 55.71
9547    Counting d-pairs DPAIR 138 30.45
6500    Counting Diameter DCOUNT 38 28.21
11676    Counting diff-pairs CPAIR2 210 21.52
3928    Counting Digits MDIGITS 1317 46.69
26073    Counting Divisors DIVCNT1 143 25.82
20174    Counting Divisors (cube) DIVCNT3 407 35.87
34096    Counting Divisors (general) DIVCNTK 376 37.39
20173    Counting Divisors (square) DIVCNT2 491 21.79
4411    Counting Expressions EXPR3 29 31.96
4478    Counting Expressions II EXPR4 14 17.65
10605    Counting Formations FORMAT1 17 41.54
4420    Counting Graphs KPGRAPHS 76 36.64
15429    Counting Ids UCV2013A 2008 49.51
4882    Counting in a DAG DAGCNT2 181 11.97
861    Counting inversions SWAPS 465 19.98
4329    Counting K-Rectangle KRECT 389 30.05
13444    Counting Lucky Numbers CNT_LUCK 175 29.95
28599    Counting Magical Permutatitons BDOI16C 62 29.08
5542    Counting pairs CPAIR 135 26.54
20872    Counting Pairwise Coprime Triples PCOPTRIP 50 52.45
7186    Counting Pascal COUNTPAS 134 29.77
13015    Counting Primes CNTPRIME 1475 22.55
19913    Counting Pythagorean Triples PYTRIP3 21 14.29
2450    Counting Rabbits RABBIT1 1240 34.35
2150    Counting Subsequences SUBSEQ 1031 29.42
8335    Counting the teams CNTTEAMS 30 34.31
4038    Counting The Way of Bracket Replacement MREPLBRC 442 38.74
1724    Counting Triangles TRICOUNT 13198 33.99
5464    Counting triangles CT 213 29.16
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