ID NAME QUALITY USERS ACC % DIFFICULTY C I
19975 Amazing Prime Sequence (hard)   5 88
39
45
37446 Breaking Math   2 7
50
50
20173 Counting Divisors (square)   7 440
29
38
20174 Counting Divisors (cube)   7 365
21
42
34096 Counting Divisors (general)   5 331
42
45
19985 GCD Extreme (hard)   2 297
26
34
36936 K-Divisors   3 11
39
39
34357 Ludic Numbers (hard)   2 4
19913 Counting Pythagorean Triples   3 16
26
42

#sub-linear