LightOJ
Home Problems Compete Ranks Pricing

Sign up Log in

Warm-up

Maximum User Solved Minimum User Solved Difficulty Easy to Hard Difficulty Hard to Easy LightOJ ID Ascending LightOJ ID Descending
Greetings from LightOJ
LOJ-1000
Easy
Solved by: 22759
Success rate: 54.85%
Opposite Task
LOJ-1001
Easy
Solved by: 16024
Success rate: 47.24%
Hex-a-bonacci
LOJ-1006
Easy
Solved by: 8188
Success rate: 28.78%
Fibsieve's Fantabulous Birthday
LOJ-1008
Easy
Solved by: 6017
Success rate: 43.49%
Knights on a Chessboard
LOJ-1010
Easy
Solved by: 5035
Success rate: 29.23%
Brush (I)
LOJ-1015
Easy
Solved by: 8120
Success rate: 37.44%
Circle in Square
LOJ-1022
Easy
Solved by: 9775
Success rate: 46.35%
Secret Origins
LOJ-1042
Medium
Solved by: 3222
Success rate: 34.49%
Digits of Factorial
LOJ-1045
Easy
Solved by: 4409
Success rate: 55.04%
Higher Math
LOJ-1053
Easy
Solved by: 7100
Success rate: 55.88%
Lift
LOJ-1069
Easy
Solved by: 7167
Success rate: 60.65%
How Cow
LOJ-1107
Easy
Solved by: 6574
Success rate: 57.45%
False Ordering
LOJ-1109
Easy
Solved by: 4162
Success rate: 77.78%
Discover the Web
LOJ-1113
Easy
Solved by: 3890
Success rate: 45.60%
Array Simulation
LOJ-1133
Easy
Solved by: 3613
Success rate: 45.93%
Division by 3
LOJ-1136
Easy
Solved by: 3799
Success rate: 40.28%
Parity
LOJ-1182
Easy
Solved by: 5440
Success rate: 63.85%
Sum of Factorials
LOJ-1189
Easy
Solved by: 2827
Success rate: 46.65%
Bishops
LOJ-1202
Medium
Solved by: 3160
Success rate: 52.59%
Double Ended Queue
LOJ-1212
Easy
Solved by: 3431
Success rate: 47.11%
Large Division
LOJ-1214
Easy
Solved by: 4412
Success rate: 51.73%
Palindromic Numbers (II)
LOJ-1225
Easy
Solved by: 5109
Success rate: 77.57%
Boiled Eggs
LOJ-1227
Easy
Solved by: 3502
Success rate: 54.55%
Pinocchio
LOJ-1241
Medium
Solved by: 2309
Success rate: 36.27%
Chocolate Thief
LOJ-1249
Medium
Solved by: 2706
Success rate: 52.09%
Positive Negative Sign
LOJ-1294
Easy
Solved by: 4823
Success rate: 45.38%
Area of a Parallelogram
LOJ-1305
Easy
Solved by: 4047
Success rate: 59.22%
Unlucky Bird
LOJ-1311
Medium
Solved by: 2523
Success rate: 43.20%
Agent J
LOJ-1331
Easy
Solved by: 2979
Success rate: 52.35%
Hidden Secret!
LOJ-1338
Medium
Solved by: 3136
Success rate: 58.07%
IP Checking
LOJ-1354
Easy
Solved by: 4452
Success rate: 73.70%
Setu
LOJ-1387
Easy
Solved by: 3936
Success rate: 64.41%
February 29
LOJ-1414
Medium
Solved by: 2290
Success rate: 35.84%
Minimum Arc Distance
LOJ-1433
Easy
Solved by: 3381
Success rate: 62.70%
Shadow Sum
LOJ-1447
Easy
Solved by: 948
Success rate: 58.18%
Redirect URL
LOJ-1449
Easy
Solved by: 1819
Success rate: 75.36%
ICPC Standing
LOJ-1509
Easy
Solved by: 648
Success rate: 60.86%
Interactive Search
Easy
Solved by: 242
Success rate: 60.62%
  • 1