Basic Math

Fibsieve's Fantabulous Birthday
LOJ-1008
Easy
Solved by: 5868
Success rate: 43.47%
Knights on a Chessboard
LOJ-1010
Easy
Solved by: 4896
Success rate: 29.14%
A Childhood Game
LOJ-1020
Medium
Solved by: 2299
Success rate: 49.50%
Integer Divisibility
LOJ-1078
Medium
Solved by: 1992
Success rate: 52.52%
Ekka Dokka
LOJ-1116
Easy
Solved by: 4998
Success rate: 38.63%
Mad Counting
LOJ-1148
Medium
Solved by: 1251
Success rate: 52.70%
Josephus Problem
LOJ-1179
Medium
Solved by: 962
Success rate: 72.76%
Large Division
LOJ-1214
Easy
Solved by: 4226
Success rate: 51.49%
Internet Service Providers
LOJ-1275
Medium
Solved by: 857
Success rate: 53.50%
Positive Negative Sign
LOJ-1294
Easy
Solved by: 4702
Success rate: 45.32%
Largest Box
LOJ-1297
Medium
Solved by: 950
Success rate: 69.96%
Unlucky Bird
LOJ-1311
Medium
Solved by: 2481
Success rate: 43.15%
Billiard Balls
LOJ-1323
Hard
Solved by: 137
Success rate: 67.93%
Aladdin and the Optimal Invitation
LOJ-1349
Medium Hard
Solved by: 371
Success rate: 38.57%
IP Checking
LOJ-1354
Easy
Solved by: 4315
Success rate: 73.71%
Answering Queries
LOJ-1369
Medium Hard
Solved by: 754
Success rate: 42.34%
Consistent Verdicts
LOJ-1410
Medium Hard
Solved by: 267
Success rate: 45.78%
February 29
LOJ-1414
Medium
Solved by: 2202
Success rate: 35.51%
A Question of Time
LOJ-1430
Hard
Solved by: 43
Success rate: 48.30%