Basic Math

Fibsieve's Fantabulous Birthday
LOJ-1008
Easy
Solved by: 5891
Success rate: 43.43%
Knights on a Chessboard
LOJ-1010
Easy
Solved by: 4917
Success rate: 29.15%
A Childhood Game
LOJ-1020
Medium
Solved by: 2309
Success rate: 49.56%
Integer Divisibility
LOJ-1078
Medium
Solved by: 1998
Success rate: 52.52%
Ekka Dokka
LOJ-1116
Easy
Solved by: 5013
Success rate: 38.66%
Mad Counting
LOJ-1148
Medium
Solved by: 1253
Success rate: 52.68%
Josephus Problem
LOJ-1179
Medium
Solved by: 965
Success rate: 72.44%
Large Division
LOJ-1214
Easy
Solved by: 4254
Success rate: 51.48%
Internet Service Providers
LOJ-1275
Medium
Solved by: 859
Success rate: 53.52%
Positive Negative Sign
LOJ-1294
Easy
Solved by: 4720
Success rate: 45.24%
Largest Box
LOJ-1297
Medium
Solved by: 952
Success rate: 69.99%
Unlucky Bird
LOJ-1311
Medium
Solved by: 2487
Success rate: 43.13%
Billiard Balls
LOJ-1323
Hard
Solved by: 137
Success rate: 67.70%
Aladdin and the Optimal Invitation
LOJ-1349
Medium Hard
Solved by: 371
Success rate: 38.57%
IP Checking
LOJ-1354
Easy
Solved by: 4333
Success rate: 73.75%
Answering Queries
LOJ-1369
Medium Hard
Solved by: 759
Success rate: 42.49%
Consistent Verdicts
LOJ-1410
Medium Hard
Solved by: 267
Success rate: 45.78%
February 29
LOJ-1414
Medium
Solved by: 2215
Success rate: 35.54%
A Question of Time
LOJ-1430
Hard
Solved by: 43
Success rate: 48.30%