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: 22722
Success rate: 54.83%
Opposite Task
LOJ-1001
Easy
Solved by: 15943
Success rate: 47.25%
Hex-a-bonacci
LOJ-1006
Easy
Solved by: 8160
Success rate: 28.74%
Fibsieve's Fantabulous Birthday
LOJ-1008
Easy
Solved by: 6010
Success rate: 43.50%
Knights on a Chessboard
LOJ-1010
Easy
Solved by: 5026
Success rate: 29.23%
Brush (I)
LOJ-1015
Easy
Solved by: 8109
Success rate: 37.42%
Circle in Square
LOJ-1022
Easy
Solved by: 9751
Success rate: 46.33%
Secret Origins
LOJ-1042
Medium
Solved by: 3222
Success rate: 34.49%
Digits of Factorial
LOJ-1045
Easy
Solved by: 4402
Success rate: 55.08%
Higher Math
LOJ-1053
Easy
Solved by: 7091
Success rate: 55.86%
Lift
LOJ-1069
Easy
Solved by: 7155
Success rate: 60.64%
How Cow
LOJ-1107
Easy
Solved by: 6559
Success rate: 57.41%
False Ordering
LOJ-1109
Easy
Solved by: 4150
Success rate: 77.77%
Discover the Web
LOJ-1113
Easy
Solved by: 3872
Success rate: 45.55%
Array Simulation
LOJ-1133
Easy
Solved by: 3604
Success rate: 45.88%
Division by 3
LOJ-1136
Easy
Solved by: 3797
Success rate: 40.29%
Parity
LOJ-1182
Easy
Solved by: 5433
Success rate: 63.83%
Sum of Factorials
LOJ-1189
Easy
Solved by: 2819
Success rate: 46.61%
Bishops
LOJ-1202
Medium
Solved by: 3158
Success rate: 52.59%
Double Ended Queue
LOJ-1212
Easy
Solved by: 3422
Success rate: 47.05%
Large Division
LOJ-1214
Easy
Solved by: 4402
Success rate: 51.71%
Palindromic Numbers (II)
LOJ-1225
Easy
Solved by: 5094
Success rate: 77.65%
Boiled Eggs
LOJ-1227
Easy
Solved by: 3495
Success rate: 54.55%
Pinocchio
LOJ-1241
Medium
Solved by: 2304
Success rate: 36.26%
Chocolate Thief
LOJ-1249
Medium
Solved by: 2699
Success rate: 52.03%
Positive Negative Sign
LOJ-1294
Easy
Solved by: 4817
Success rate: 45.38%
Area of a Parallelogram
LOJ-1305
Easy
Solved by: 4036
Success rate: 59.30%
Unlucky Bird
LOJ-1311
Medium
Solved by: 2518
Success rate: 43.18%
Agent J
LOJ-1331
Easy
Solved by: 2978
Success rate: 52.34%
Hidden Secret!
LOJ-1338
Medium
Solved by: 3127
Success rate: 58.04%
IP Checking
LOJ-1354
Easy
Solved by: 4438
Success rate: 73.72%
Setu
LOJ-1387
Easy
Solved by: 3928
Success rate: 64.38%
February 29
LOJ-1414
Medium
Solved by: 2286
Success rate: 35.86%
Minimum Arc Distance
LOJ-1433
Easy
Solved by: 3372
Success rate: 62.77%
Shadow Sum
LOJ-1447
Easy
Solved by: 940
Success rate: 58.15%
Redirect URL
LOJ-1449
Easy
Solved by: 1806
Success rate: 75.30%
ICPC Standing
LOJ-1509
Easy
Solved by: 637
Success rate: 60.68%
Interactive Search
Easy
Solved by: 239
Success rate: 60.67%
  • 1