Problem 279. collision

Created by AMITAVA BISWAS

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several cars (n) were involved in this collision, the input matrix (vm) has n rows and two columns, first column for velocity and second column for mass of each car. assume momentum conservation, output final velocity. Example -- vm=[60 2; -30 4], first car velocity (+60) mph, mass 2 tons; second car velocity (-30) mph, mass 4 tons, final velocity is zero.

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Last solution submitted on Jul 05, 2019

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Jon on 11 Apr 2014

20 is the best general solution. Lower scores take advantage of the limited test suite.

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Solution 572229

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Chellammai C on 2 Feb 2015

vm=[60 2; -30 4; 100 2]; velo is 200 not 25

Sylvain on 12 Feb 2015

The momentum is 200, not the velocity.

Problem 279. collision

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Problem 279. collision

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