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