JianhanC
Veteran
Rw U2 Rw x U2 Rw U2 Lw' x' U2 Lw U2 Rw' U2 Rw U2 Rw' U2 Rw' For OP, and r2 U2 r2 Uw2 r2 u2 for PP.
And there's a slightly unorthodox way of solving parity, if you prefer it: http://www.youtube.com/watch?v=OP0WYj2Jbow
And there's a slightly unorthodox way of solving parity, if you prefer it: http://www.youtube.com/watch?v=OP0WYj2Jbow
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