Recover Deleted Win7 OS Partition

The other day I accidentally deleted the local hard disk partition (contains win 7 OS), instead of the external thumbdrive. Now there are no partitions that exist on the drive at all. The data and files are in there but are in a non allocated space.. what is the best way to reverse this mistake ... whats the best way to get it all back the way it was?

k i will try later today .. thanks

will ease us recover a partition that hasnt been backed up by it?

i need to recover a partition that is not backed up....any other things i can try

EASUS Todo should be able to restore the deleted partition, not 100% sure as I have not had to use that particular function, but I do use the program for backups.

If that doesn't work you may want to give this one a shot; Recuva - Undelete, Unerase, File and Disk Recovery - Free Download

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