diff --git a/Link GColab 4.12 b/Link GColab 4.12
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--- /dev/null
+++ b/Link GColab 4.12	
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+https://colab.research.google.com/drive/10ZXoLrD40yVKBr3y0AkQ3WSKPmHJb9Dh?usp=sharing
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