using System;

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class Point {

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    public int x, y;

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}

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Point p = new Point();

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System.Console.WriteLine(p.x + ", " + p.y);

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string input1 = System.Console.ReadLine();

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string input2 = System.Console.ReadLine();

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p.x = int.Parse(input1);

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p.y = int.Parse(input2);

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System.Console.WriteLine(p.x + ", " + p.y);