orthogonal 2D range queries

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

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