Задачи
Marina Vitaliivna's Favorite Game#10128
Средно · Brute force
Collectors' Bazaar in the City of Palaputra#10129
Средно · Implementation
Squares#10138
Лесно · Implementation · Brute force
Stepan's House#10139
Средно · Implementation
Shower cabin#10140
Много лесно · Implementation
Interesting Sorting#10141
Средно · Sorting
Power of time#10142
Лесно
Increasing sines#10145
Много лесно · Brute force · Math
Tree Next#10146
Лесно · Trees · Binary Search
Tree Previous#10147
Лесно · Trees · Binary Search
Costume Party#10148
Лесно · Sorting · Two pointers
Election Time#10149
Лесно · Sorting · Greedy algorithms
iCow#10150
Лесно · Brute force
Cow Contest#10151
Много лесно · Graphs
Running#10152
Лесно · Dynamic programming
Telephone Lines#10153
Лесно · Binary Search · Graphs
Artificial Lake#10154
Трудно · Greedy algorithms · Sorting · Data Structures · Stacks
Haybale Guessing#10155
Трудно · Segment Tree · Sorting · Range queries
Cell Phone Network#10156
Средно · Dynamic programming · Trees · Depth-first Search · Greedy algorithms
Transitive closure#10157
Средно · Depth-first Search · Graphs
Find the centroid#10158
Много лесно · Trees
Building a Decomposition#10159
Лесно · Trees
Number of pairs#10160
Лесно · Graphs
IOI#10161
Средно · Graphs · Trees