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10 0 Matrix Permutations ( 2017-12-26 21:43:36 +0200 )
2 0 Matrix Permutations ( 2017-12-19 13:49:24 +0200 )
0 -2 Matrix Permutations ( 2017-12-19 13:49:17 +0200 )
2 0 Matrix Permutations ( 2017-12-19 13:49:14 +0200 )