#!ruby -narmathn puts [*eval(%w{q=(q*=0<(n-=1)?q*Matrix[ , ]:Vector ).map{|v|v.%%10**14-3};}*'[%s,%s]'%$F*n=$F[6].to_i+q=1)]*' '
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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