Generates test cases for below 11 patterns ( most commonly used question formats ):
- n; Array with unique elements
- n; Array with duplicates
- n; Permutation Array
- n; Binary String
- n, m; Integer Array
- n, m, k; Integer Array
- n, m; Integer Array-1; Integer Array-2
- n, m, k
- n; String
- n, m; Grid
- n, m; Tree