list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
14892 Good Aim   -1 37 31.79
34
17
14944 Reindeer Games   2 116 22.00
17
17
14978 Homemade Asteroids   2 67 25.67
17
17
15165 primes triangle (II)   2 18 26.38
39
17
15244 Davids Quest   2 44 46.15
26
17
15310 Peter Quest   1 178 49.05
17
17
15328 Hunter x Hunter   -1 74 13.42
1
17
15336 Hello Intercal!   2 169 58.90
39
17
15557 Partition the sticks   4 110 34.84
23
17
15558 Let us play with strings   7 320 38.41
20
17
15559 Help Feluda with mathematical equations   4 277 23.30
17
17
15563 Check the string Powers   7 494 29.11
17
17
15577 Blockade   2 517 44.48
17
17
15631 On the Plus Side   4 43 32.26
12
17
15636 Histology Assistant   10 22.37
17
17
15637 Mr Youngs Picture Permutations   1 715 43.20
17
17
15827 Vending Machine   2 36 8.81
6
17
15851 Permutations   1 18 32.93
17
17
15961 MAXSET   1 48 34.74
17
17
15994 Boxes of Chocolate   1 92 24.72
17
17
15996 Number Magic II   27 26.28
26
17
16017 The Triangle Game   1 56 47.59
17
17
16177 Hashcodes and primes   2 25 44.44
17
17
16180 Ratar   83 27.27
17
17
16207 Football Fever   1 78 44.16
17
17
16208 Challenge Accepted   2 24 21.34
17
17
16250 Dilemma   2 80 52.84
12
17
16272 Nanoworld   1 42 31.11
17
17
16278 Watching the game   1 75 32.90
17
17
16381 Help Vishnu with his points   2 20 49.12
34
17
16556 Triangle   2 60 48.11
17
17
16793 Statistics Applied   3 214 22.15
21
17
16809 Estimation   2 174 10.09
30
17
17124 Chess Board of Avengers   1 37 40.00
17
17
17128 Putnik   2 101 48.67
9
17
17302 Servers   1 165 29.53
17
17
17396 Dazzling Pearls   19 17.19
50
17
17717 Gopu and Counting Bitwise Prime Numbers   9 225 19.81
21
17
18050 Robert Langdon & Class Attendance   1 40 25.51
17
17
18182 Naughty and Balls   3 361 41.69
6
17
18245 Maggu and Triangles   -1 423 31.50
1
17
18246 Maggu and Vectors   -1 85 25.90
17
17
18302 Identity crisis   2 223 28.37
17
17
18393 Hamiltonian Cycles   1 27 17.67
17
17
18531 Barrelrider   1 21 56.25
17
17
18660 Product of factorials (easy)   4 115 27.20
17
17
18799 Boring Factorials (Extended)   1 15 13.37
34
17
18905 Kapti and Balu   1 41 32.70
17
17
18939 K-th smallest number   5 219 13.94
13
17
18940 Face the mate   2 161 20.93
17
17

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