Check a string for palindrome in Go (Golang).
Time Complexity: O(n)
Space Complexity: O(1)
$ go test -v -cover ./...
=== RUN TestCase1
--- PASS: TestCase1 (0.00s)
=== RUN TestCase2
--- PASS: TestCase2 (0.00s)
PASS
coverage: 80.0% of statements
ok github.com/mxssl/PalindromeGolang 0.014s coverage: 80.0% of statements