In this problem we would like to transform correlation coefficient MATRIX to a VECTOR which includes only unique elements of coefficient matrix. In other words we are interested in upper or lower symmetry part of correlation matrix.

Example

 input  = [1 a b; a 1 c; b c 1];
 output = [a b c];
Solve

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Last Solution submitted on May 28, 2026

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Chris Cleveland David Hill Pauli Huusari Riccardo G.

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