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Area Converter

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What is area?

Area is the space occupied by a flat shape or the surface of an object. The area of a shape can be measured by comparing the shape to squares of a fixed size. In the International System of Units (SI), the standard unit of area is the square meter, which is the area of a square whose sides are one meter long.

Input

Square Meter is the SI-derived unit of area. It is defined as the area of a square whose sides measure exactly one meter.

Output

Square Kilometer is the area inside a square that has each side equal to 1 kilometer (1000 meters).