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Number Theory
Maximum User Solved
Minimum User Solved
Difficulty Easy to Hard
Difficulty Hard to Easy
LightOJ ID Ascending
LightOJ ID Descending
Show unsolved only
Mathematically Hard
LOJ-1007
Easy
Solved by: 2757
Success rate: 26.56%
Solve
Iftar Party
LOJ-1014
Medium
Solved by: 2653
Success rate: 31.11%
Solve
Eid
LOJ-1024
Medium
Solved by: 1225
Success rate: 42.09%
Solve
Trailing Zeroes (I)
LOJ-1028
Easy
Solved by: 2149
Success rate: 23.18%
Solve
Intelligent Factorial Factorization
LOJ-1035
Easy
Solved by: 2570
Success rate: 61.72%
Solve
Digits of Factorial
LOJ-1045
Easy
Solved by: 4209
Success rate: 54.89%
Solve
Efficient Pseudo Code
LOJ-1054
Medium
Solved by: 1416
Success rate: 29.80%
Solve
Combinations
LOJ-1067
Medium
Solved by: 2254
Success rate: 39.55%
Solve
How Many Points?
LOJ-1077
Medium
Solved by: 1361
Success rate: 46.35%
Solve
Trailing Zeroes (II)
LOJ-1090
Medium
Solved by: 1497
Success rate: 56.69%
Solve
A New Function
LOJ-1098
Medium
Solved by: 1040
Success rate: 60.93%
Solve
False Ordering
LOJ-1109
Easy
Solved by: 3948
Success rate: 77.54%
Solve
Trailing Zeroes (III)
LOJ-1138
Easy
Solved by: 2647
Success rate: 53.74%
Solve
Bank Robbery
LOJ-1163
Medium
Solved by: 810
Success rate: 52.59%
Solve
Help Hanzo
LOJ-1197
Medium
Solved by: 1109
Success rate: 31.93%
Solve
Fantasy of a Summation
LOJ-1213
Medium
Solved by: 823
Success rate: 64.04%
Solve
Large Division
LOJ-1214
Easy
Solved by: 4149
Success rate: 51.49%
Solve
Finding LCM
LOJ-1215
Medium
Solved by: 1387
Success rate: 38.64%
Solve
Mysterious Bacteria
LOJ-1220
Medium
Solved by: 950
Success rate: 28.13%
Solve
Harmonic Number
LOJ-1234
Medium
Solved by: 1107
Success rate: 45.80%
Solve
Pairs Forming LCM
LOJ-1236
Medium
Solved by: 749
Success rate: 41.36%
Solve
Harmonic Number (II)
LOJ-1245
Medium
Solved by: 836
Success rate: 73.17%
Solve
Goldbach's Conjecture
LOJ-1259
Easy
Solved by: 1952
Success rate: 50.22%
Solve
Sum of Consecutive Integers
LOJ-1278
Medium
Solved by: 694
Success rate: 36.22%
Solve
Leading and Trailing
LOJ-1282
Medium
Solved by: 845
Success rate: 43.58%
Solve
LCM from 1 to n
LOJ-1289
Medium
Solved by: 775
Success rate: 25.40%
Solve
One Theorem, One Year
LOJ-1298
Medium Hard
Solved by: 327
Success rate: 55.54%
Solve
Strange Game
LOJ-1318
Hard
Solved by: 114
Success rate: 37.27%
Solve
Grid Coloring
LOJ-1333
Medium Hard
Solved by: 260
Success rate: 30.30%
Solve
Sigma Function
LOJ-1336
Medium
Solved by: 658
Success rate: 63.78%
Solve
Story of Tomisu Ghost
LOJ-1340
Medium Hard
Solved by: 366
Success rate: 69.45%
Solve
Aladdin and the Flying Carpet
LOJ-1341
Easy
Solved by: 729
Success rate: 28.81%
Solve
Prime Independence
LOJ-1356
Medium Hard
Solved by: 275
Success rate: 28.73%
Solve
Bi-shoe and Phi-shoe
LOJ-1370
Easy
Solved by: 774
Success rate: 42.40%
Solve
LCM Extreme
LOJ-1375
Medium Hard
Solved by: 289
Success rate: 48.24%
Solve
Politeness
LOJ-1399
Hard
Solved by: 36
Success rate: 10.68%
Solve
Repeated Digit Sum
LOJ-1438
Medium Hard
Solved by: 34
Success rate: 21.70%
Solve
Printing Divisors
LOJ-1443
Medium
Solved by: 124
Success rate: 21.61%
Solve
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