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LightOJ ID Ascending
LightOJ ID Descending
Show unsolved only
Greetings from LightOJ
LOJ-1000
Easy
Solved by: 22627
Success rate: 54.78%
Solve
Opposite Task
LOJ-1001
Easy
Solved by: 15888
Success rate: 47.21%
Solve
Hex-a-bonacci
LOJ-1006
Easy
Solved by: 8123
Success rate: 28.68%
Solve
Fibsieve's Fantabulous Birthday
LOJ-1008
Easy
Solved by: 5986
Success rate: 43.45%
Solve
Knights on a Chessboard
LOJ-1010
Easy
Solved by: 5005
Success rate: 29.24%
Solve
Brush (I)
LOJ-1015
Easy
Solved by: 8087
Success rate: 37.37%
Solve
Circle in Square
LOJ-1022
Easy
Solved by: 9714
Success rate: 46.31%
Solve
Secret Origins
LOJ-1042
Medium
Solved by: 3211
Success rate: 34.47%
Solve
Digits of Factorial
LOJ-1045
Easy
Solved by: 4389
Success rate: 55.05%
Solve
Higher Math
LOJ-1053
Easy
Solved by: 7074
Success rate: 55.84%
Solve
Lift
LOJ-1069
Easy
Solved by: 7132
Success rate: 60.67%
Solve
How Cow
LOJ-1107
Easy
Solved by: 6538
Success rate: 57.41%
Solve
False Ordering
LOJ-1109
Easy
Solved by: 4135
Success rate: 77.73%
Solve
Discover the Web
LOJ-1113
Easy
Solved by: 3847
Success rate: 45.46%
Solve
Array Simulation
LOJ-1133
Easy
Solved by: 3595
Success rate: 45.83%
Solve
Division by 3
LOJ-1136
Easy
Solved by: 3788
Success rate: 40.30%
Solve
Parity
LOJ-1182
Easy
Solved by: 5424
Success rate: 63.78%
Solve
Sum of Factorials
LOJ-1189
Easy
Solved by: 2809
Success rate: 46.60%
Solve
Bishops
LOJ-1202
Medium
Solved by: 3143
Success rate: 52.61%
Solve
Double Ended Queue
LOJ-1212
Easy
Solved by: 3406
Success rate: 47.01%
Solve
Large Division
LOJ-1214
Easy
Solved by: 4385
Success rate: 51.67%
Solve
Palindromic Numbers (II)
LOJ-1225
Easy
Solved by: 5076
Success rate: 77.65%
Solve
Boiled Eggs
LOJ-1227
Easy
Solved by: 3480
Success rate: 54.62%
Solve
Pinocchio
LOJ-1241
Medium
Solved by: 2298
Success rate: 36.26%
Solve
Chocolate Thief
LOJ-1249
Medium
Solved by: 2690
Success rate: 52.00%
Solve
Positive Negative Sign
LOJ-1294
Easy
Solved by: 4797
Success rate: 45.34%
Solve
Area of a Parallelogram
LOJ-1305
Easy
Solved by: 4022
Success rate: 59.37%
Solve
Unlucky Bird
LOJ-1311
Medium
Solved by: 2512
Success rate: 43.15%
Solve
Agent J
LOJ-1331
Easy
Solved by: 2972
Success rate: 52.43%
Solve
Hidden Secret!
LOJ-1338
Medium
Solved by: 3115
Success rate: 57.96%
Solve
IP Checking
LOJ-1354
Easy
Solved by: 4422
Success rate: 73.67%
Solve
Setu
LOJ-1387
Easy
Solved by: 3918
Success rate: 64.33%
Solve
February 29
LOJ-1414
Medium
Solved by: 2273
Success rate: 35.81%
Solve
Minimum Arc Distance
LOJ-1433
Easy
Solved by: 3363
Success rate: 62.88%
Solve
Shadow Sum
LOJ-1447
Easy
Solved by: 933
Success rate: 58.10%
Solve
Redirect URL
LOJ-1449
Easy
Solved by: 1786
Success rate: 75.44%
Solve
ICPC Standing
LOJ-1509
Easy
Solved by: 624
Success rate: 60.68%
Solve
Interactive Search
Easy
Solved by: 228
Success rate: 60.70%
Solve
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