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A. Sonya and Queries Today Sonya learned about long integers and invited all her friends to share the fun. Sonya has an initially empty multiset with integers. Friends give her t queries, each of on

B. Searching Rectangles Filya just learned new geometry object — rectangle. He is given a field consisting of n × n unit cells. Rows are numbered from bottom to top with integer from 1 to n. Columns

Codeforces Round #371 (Div. 1) C. Sonya and Problem Wihtout a Legend Sonya was unable to think of a story for this problem, so here comes the formal description. You are given the array conta