GS energy in the bulk configuration: -233.51395412 (Ry)
GS energy in the surface configuration: -233.56515587 (Ry)
GS energy in the layer(-1) configuration: -233.53749320 (Ry)

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FS shift for the surface atom: .69634380 (eV)
FS shift for the layer(-1) atom: .32013148 (eV)