[tutorial:1355A]↵
[tutorial:1355B]↵
[tutorial:1355C]↵
[tutorial:1355D]↵
[tutorial:1355E]↵
[tutorial:1355FAuthor's solution: [submission:80405882]↵
↵
[tutorial:1355B]↵
Author's solution: [submission:80405928]↵
↵
[tutorial:1355C]↵
Author's solution using formulas: [submission:80405970]↵
↵
Author's solution using prefix sums: [submission:80405986]↵
↵
[tutorial:1355D]↵
Author's solution: [submission:80406022]↵
↵
[tutorial:1355E]↵
Author's solution: [submission:80406061]↵
↵
Author's solution using ternary search: [submission:80406081]↵
↵
[tutorial:1355F]↵
Author's solution: [submission:80406108]
[tutorial:1355C]↵
[tutorial:1355D]↵
[tutorial:1355E]↵
[tutorial:1355F
↵
[tutorial:1355B]↵
Author's solution: [submission:80405928]↵
↵
[tutorial:1355C]↵
Author's solution using formulas: [submission:80405970]↵
↵
Author's solution using prefix sums: [submission:80405986]↵
↵
[tutorial:1355D]↵
Author's solution: [submission:80406022]↵
↵
[tutorial:1355E]↵
Author's solution: [submission:80406061]↵
↵
Author's solution using ternary search: [submission:80406081]↵
↵
[tutorial:1355F]↵
Author's solution: [submission:80406108]