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Recursion/Branch and Bound
Maximum User Solved
Minimum User Solved
Difficulty Easy to Hard
Difficulty Hard to Easy
LightOJ ID Ascending
LightOJ ID Descending
Backtracking with Pruning/Branch and Bound
Basic Recursion
IDA* Search
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Discovering Permutations
LOJ-1023
Medium
Solved by: 2605
Success rate: 61.14%
Solve
N Queen Again
LOJ-1061
Medium Hard
Solved by: 292
Success rate: 65.36%
Solve
The Fastest Sorting Ever!
LOJ-1091
Hard
Solved by: 84
Success rate: 51.32%
Solve
15 Puzzle
LOJ-1121
Hard
Solved by: 75
Success rate: 19.72%
Solve
8 Puzzle
LOJ-1139
Hard
Solved by: 131
Success rate: 46.37%
Solve
Knights in FEN
LOJ-1143
Hard
Solved by: 47
Success rate: 18.11%
Solve
Jaguar King
LOJ-1386
Hard
Solved by: 19
Success rate: 26.60%
Solve
Sudoku Solver
LOJ-1397
Hard
Solved by: 230
Success rate: 21.92%
Solve
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