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