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Kirchhoff's theorem
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Stable Marriage Problem
Show unsolved only
Country Roads
LOJ-1002
Easy
Solved by: 2946
Success rate: 47.78%
Solve
Drunk
LOJ-1003
Medium
Solved by: 1764
Success rate: 28.18%
Solve
Back to Underworld
LOJ-1009
Easy
Solved by: 3614
Success rate: 32.62%
Solve
Guilty Prince
LOJ-1012
Easy
Solved by: 4865
Success rate: 76.68%
Solve
Brush (V)
LOJ-1019
Medium
Solved by: 2243
Success rate: 52.81%
Solve
Critical Links
LOJ-1026
Medium
Solved by: 1353
Success rate: 44.56%
Solve
Civil and Evil Engineer
LOJ-1029
Medium
Solved by: 1710
Success rate: 62.28%
Solve
Hit the Light Switches
LOJ-1034
Medium
Solved by: 1363
Success rate: 40.03%
Solve
A Toy Company
LOJ-1039
Medium
Solved by: 1074
Success rate: 51.16%
Solve
Donation
LOJ-1040
Medium
Solved by: 1315
Success rate: 60.97%
Solve
Road Construction
LOJ-1041
Medium
Solved by: 1530
Success rate: 63.74%
Solve
Rider
LOJ-1046
Medium
Solved by: 1019
Success rate: 58.28%
Solve
One Way Roads
LOJ-1049
Medium
Solved by: 1646
Success rate: 71.99%
Solve
Going Together
LOJ-1055
Medium Hard
Solved by: 476
Success rate: 33.99%
Solve
Air Ports
LOJ-1059
Medium
Solved by: 1096
Success rate: 46.54%
Solve
Ant Hills
LOJ-1063
Medium
Solved by: 1349
Success rate: 50.34%
Solve
Gathering Food
LOJ-1066
Medium
Solved by: 1381
Success rate: 42.94%
Solve
Extended Traffic
LOJ-1074
Medium
Solved by: 1114
Success rate: 30.62%
Solve
Jogging Trails
LOJ-1086
Medium Hard
Solved by: 419
Success rate: 43.71%
Solve
Farthest Nodes in a Tree
LOJ-1094
Easy
Solved by: 2698
Success rate: 54.47%
Solve
Not the Best
LOJ-1099
Medium
Solved by: 1255
Success rate: 39.53%
Solve
Instant View of Big Bang
LOJ-1108
Medium Hard
Solved by: 526
Success rate: 29.01%
Solve
Best Picnic Ever
LOJ-1111
Medium
Solved by: 1994
Success rate: 47.29%
Solve
Filling the Regions
LOJ-1115
Hard
Solved by: 196
Success rate: 45.89%
Solve
Trail Maintenance
LOJ-1123
Medium
Solved by: 757
Success rate: 33.79%
Solve
Number Transformation
LOJ-1141
Medium
Solved by: 1692
Success rate: 34.93%
Solve
Digit Dancing
LOJ-1165
Hard
Solved by: 172
Success rate: 43.33%
Solve
Wishing Snake
LOJ-1168
Medium Hard
Solved by: 444
Success rate: 25.51%
Solve
Commandos
LOJ-1174
Medium
Solved by: 2372
Success rate: 55.93%
Solve
Jane and the Frost Giants
LOJ-1175
Medium
Solved by: 1089
Success rate: 34.45%
Solve
Escape
LOJ-1185
Medium Hard
Solved by: 538
Success rate: 38.80%
Solve
Dangerous Bull! Who Wants to Pull?
LOJ-1208
Hard
Solved by: 78
Success rate: 19.70%
Solve
Efficient Traffic System
LOJ-1210
Medium Hard
Solved by: 730
Success rate: 33.73%
Solve
Travel Company
LOJ-1221
Medium Hard
Solved by: 395
Success rate: 60.12%
Solve
Power Puff Girls
LOJ-1238
Medium
Solved by: 1917
Success rate: 62.47%
Solve
Village Postman
LOJ-1250
Hard
Solved by: 65
Success rate: 32.77%
Solve
Forming the Council
LOJ-1251
Medium Hard
Solved by: 429
Success rate: 39.00%
Solve
Prison Break
LOJ-1254
Medium Hard
Solved by: 350
Success rate: 37.27%
Solve
Word Puzzle
LOJ-1256
Hard
Solved by: 150
Success rate: 27.66%
Solve
Farthest Nodes in a Tree (II)
LOJ-1257
Medium
Solved by: 1532
Success rate: 54.53%
Solve
Equalizing Money
LOJ-1263
Medium
Solved by: 1269
Success rate: 46.50%
Solve
Better Tour
LOJ-1271
Medium Hard
Solved by: 528
Success rate: 38.86%
Solve
New Traffic System
LOJ-1281
Medium Hard
Solved by: 687
Success rate: 36.07%
Solve
Real Life Traffic
LOJ-1291
Medium Hard
Solved by: 657
Success rate: 35.92%
Solve
Odd Personality
LOJ-1300
Medium Hard
Solved by: 442
Success rate: 33.09%
Solve
Ant Network
LOJ-1308
Medium Hard
Solved by: 287
Success rate: 30.83%
Solve
A Wedding Party
LOJ-1316
Medium Hard
Solved by: 272
Success rate: 20.44%
Solve
Sending Packets
LOJ-1321
Medium Hard
Solved by: 283
Success rate: 52.38%
Solve
The Crystal Maze
LOJ-1337
Medium
Solved by: 1472
Success rate: 29.08%
Solve
Aladdin and the Return Journey
LOJ-1348
Medium
Solved by: 864
Success rate: 31.35%
Solve
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