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backtracking problems
Problem Name Online Judge Year Contest Difficulty Level
1 ABC Path Categories SPOJ 1
2 The Hamming Distance Problem Categories UVA 1
3 The House Of Santa Claus Categories UVA 1
4 Division Categories UVA 1
5 CD Categories UVA 1
6 Don't Get Rooked Categories UVA 1
7 23 out of 5 Categories UVA 1
8 8 Queens Chess Problem Categories UVA 1
9 The Sultan's Successors Categories UVA 1
10 Hanoi Tower Troubles Again! Categories UVA 1
11 Tree Summing Categories UVA 1
12 ALL IZZ WELL Categories SPOJ 1
13 At most twice Categories Live Archive 2015 Latin America 1
14 Expert Enough? Categories UVA 1
15 Making Jumps Categories SPOJ 1
16 Sum It Up Categories UVA 1
17 Prime Ring Problem Categories UVA 1
18 Lotto Categories UVA 1
19 Dreamoon and WiFi Categories Codeforces Codeforces Round #272 (Div. 2) 1
20 Passwords Categories UVA 1
21 Another n-Queen Problem Categories UVA 2
22 Vonny and her dominos Categories SPOJ 2
23 A-Sequence Categories UVA 2
24 Back to the 8-Queens Categories UVA 2
25 Knights in FEN Categories UVA 2
26 The Boggle Game Categories UVA 3
27 Run, Run, Runaround Numbers Categories ZOJ 3
28 Monkeys in a Regular Forest Categories UVA 3
29 Sum It Up Categories Live Archive 1997 North America - Mid-Central USA 3
30 Garden of Eden Categories UVA 3
31 Dividing coins Categories Live Archive 1996 Europe - Northwestern 3
32 Digger Octaves Categories SPOJ 3
33 Playing Boggle Categories UVA 3
34 Word Index Categories Live Archive 1995 North America - East Central NA 4
35 The Sultan's Successors Categories Live Archive 1991 South Pacific 4
36 Prim Categories UVA 5
37 Hexagonal Puzzle Categories UVA 6
38 The Boggle Game Categories Live Archive 1997 North America - Pacific Northwest 7
39 This Means War! Categories UVA 8
40 Knight Moves Categories Live Archive 2002 North America - Southeast USA 10