Last update on 2020/11/29

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  1. eff

    pure ell algs are these
    Helipad: M’ U2 M U R’ F’ R S R’ F R S’ (put flipped edges in UF and UB)
    Arrow: r U R’ U’ R’ U2′ R U R U’ R2′ U2′ R (flipped edges in UF and UR)
    X: M’ U2 M U2 M’ U M U2 M’ U2 M

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