Typo

polictf-2015/johns-shuffle/README.md

@@ -12,7 +12,7 @@ John is completely drunk and unable to protect his poor stack.. Fortunately he c
 ```
 
 ## Recon
-The first shot at overflowing by throwing a ton of `A`'s worked. E don't actually know what the vulnerbility was, as I didn't open the binary in IDA.
+The first shot at overflowing by throwing a ton of `A`'s worked. We don't actually know what the vulnerbility was, as I didn't open the binary in IDA.
 
 Once we have control of EIP, and the fact that NX is on, we have to start ROP'ing. Using `pwntools`, We immediately see that we have `system` in our binary, but not the string `/bin/sh`. In order to ROP into `system` we have to have a pointer to the string `/bin/sh`. No worries though, because we also have `read` in our binary.