orthogonal 2D range queries

Are there any problems available online(Codechef, SPOJ, Topcoder,…) on “orthogonal 2D range queries”??

yes they are rectquer on codechef,matsum on spoj if i will find more i will post them here

yes there are problems on 2d range queries rectquer on codechef,matsum on spoj if i will find more i will post them here

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