pythagorean-triplet: typos in README

Author: xakon

exercises/pythagorean-triplet/README.md

@@ -31,7 +31,7 @@ $ cargo test
 ```
 
 All but the first test have been ignored. After you get the first test to
-pass, open the tests source file wich is located in the `tests` directory
+pass, open the tests source file which is located in the `tests` directory
 and remove the `#[ignore]` flag from the next test and get the tests to pass
 again. Each separate test is a function with `#[test]` flag above it.
 Continue, until you pass every test. 
@@ -48,7 +48,7 @@ To run a specific test, for example `some_test`, you can use:
 $ cargo test some_test
 ```
 
-If the specfic test is ignored use:
+If the specific test is ignored use:
 
 ```bash
 $ cargo test some_test -- --ignored