Задачи
Quick Answer#1371
Много лесно · Disjoint set union
Lucky Numbers#1372
Много лесно · Math · Brute force
GCD Determinant#1373
Лесно · Number theory · Math
Internet Service Providers#1374
Лесно · Optimization
Base -2#1375
Много лесно · Number theory
The Bases Are Loaded#1376
Лесно · Number theory
What Base Is This?#1377
Средно · Number theory
Fibonaccimal Base#1378
Много лесно · Number theory
Palindometer#1380
Много лесно · Brute force
Balloons#1381
Лесно · Greedy algorithms
Selling Cells#1382
Средно · Geometry · Implementation
Not One Bit More#1383
Средно · Binary Search
Abstract Extract#1384
Много лесно · Implementation
Roller Coaster#1385
Много лесно · Dynamic programming
Spy Cam#1386
Лесно · Implementation
Underground Cables#1387
Средно · Greedy algorithms · Disjoint set union · Sorting · Geometry
Petrol Stations#1388
Средно · Shortest paths · Dijkstra algorithm
Buses#1389
Много лесно · Shortest paths
Car race#1390
Много лесно · Graphs
Recursion#1391
Много трудно · Depth-first Search · Expression parsing
Wave traversal of a graph#1392
Средно · Graphs
The Table#1393
Лесно · String suffix structures
Calculator#1394
Трудно · Implementation
Largest Empty Circle on a Segment#1395
Лесно · Geometry
Problemsetting#1396
Лесно · Graphs