list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11409 Fibonacci With a Twist   11 1007 31.28
15
20
11578 A Famous City   11 769 30.92
16
21
12245 Natalia Plays a Game   11 872 44.11
12
13
13165 Totient in permutation (easy)   11 278 21.24
17
17
13577 Card Game   11 418 23.09
15
17
13875 Knifes Are Fun   11 1283 43.19
3
7
14697 Loop Expectation   11 663 49.12
14
22
14971 The Foxens Treasure   11 229 36.93
14
16
15438 Valences   11 1261 41.60
4
7
15627 Create Collections   11 1604 33.62
9
9
15634 Lennys Lucky Lotto Lists   11 226 34.38
7
14
16184 Megatron and his rage   11 1103 32.25
9
9
18247 Arrangement Validity   11 212 35.90
17
21
18467 A Brief Expedition   11 272 54.44
15
15
18945 Car with powers   11 299 29.58
22
21
20172 Divisiblity by 3   11 582 30.63
14
10
23237 Feast Coins   11 101 41.52
19
17
25779 Cinema Conundrum   11 119 36.09
10
10
26319 I LOVE Kd-TREES   11 208 42.44
20
25
26348 K NUMBERS   11 277 38.23
9
9
26445 Alicias Afternoon Amble   11 186 57.24
20
26
26778 NO GCD   11 101 22.40
29
38
26954 k Alternating Sum   11 73 33.07
23
26
28163 OR   11 126 21.60
20
20
28597 Guess the Queue   11 194 25.70
17
17
28632 Ghost Town   11 265 40.65
23
10
29363 How many can you sort?   11 76 47.35
10
10
30787 Ada and Aphids   11 195 31.73
27
26
31341 Just One Swap   11 174 27.83
11
12
32086 The Permutation Game Again   11 152 43.09
10
13
32192 SUMMATION   11 461 21.49
7
10
32199 Ada and Cherry   11 150 35.81
14
22
32257 Apoorv and Math problem   11 137 15.65
29
16
33299 Ada and Furrows   11 120 60.21
17
19
33777 NT Games   11 75 41.75
20
22
34377 Digit Subsequence   11 247 36.00
7
11
34923 Hack the Password   11 378 22.01
12
8
34945 Euler Puzzle   11 131 39.72
8
17
35295 zig-zag on the golden river   11 120 22.49
9
15
36238 Color Play   11 201 23.78
9
19
36531 Empanadas   11 74 53.38
4
11
40083 Just Primes   11 108 29.20
15
17
530 Divisors 2   10 908 52.54
12
16
1774 All Discs Considered   10 513 28.52
26
22
2050 Strange Billboard   10 801 60.70
13
29
3363 Svada   10 487 28.79
9
15
3374 Scavenger Hunt   10 1364 50.35
9
10
5978 Frequent Prime Ranges   10 694 29.25
14
14
6042 Another Box Problem   10 833 49.88
6
17
6286 Sum of products   10 365 36.40
19
28

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