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Patterns
Review
Mock
Python
← patterns
11
Backtracking
when this fires
generate all subsets/combos/permutations — choose·explore·unchoose
Study
Guided
Wrestle
Solo
Easy
Medium
Hard
Unsolved only
✓
Subsets
M
STUDY
✓
Combination Sum
M
STUDY
✓
Permutations
M
10 MIN
✓
Word Search
M
30 MIN
✓
Palindrome Partitioning
M
NO NET