expand matrix and invert blocks by one
expand matrix and invert blocks by one

Hrishi1999/musicblocks,sneh1234/musicblocks,Kachachan/musicblocks,pikurasa/musicblocks,sachi-d/musicblocks,walterbender/musicblocks,hemantkasat/musicblocks,Kachachan/musicblocks,khandelwalYash/musicblocks-1,sneh1234/musicblocks,sneh1234/musicblocks,tradzik/musicblocks,eohomegrownapps/musicblocks,sachi-d/musicblocks,pikurasa/musicblocks,Hrishi1999/musicblocks,walterbender/musicblocks,pikurasa/musicblocks,tradzik/musicblocks,walterbender/musicblocks,khandelwalYash/musicblocks-1,hemantkasat/musicblocks,khandelwalYash/musicblocks-1,eohomegrownapps/musicblocks,hemantkasat/musicblocks,tradzik/musicblocks,Kachachan/musicblocks,Hrishi1999/musicblocks,sachi-d/musicblocks,eohomegrownapps/musicblocks