python comparator function

AGRESSIVE COWS CODE || BINARY SEARCH || L 05

AGGRESIVE COWS || BINARY SEARCH || L 04

BINARY SEARCH RECURSIVE || BINARY SEARCH || L 03

BINARY SEARCH ITERATIVE CODE || BINARY SEARCH || L 02

INTRODUCTION TO BINARY SEARCH || BINARY SEARCH || L 01

RECURSION BASIC || STAIRCASE CODE || L 14

RECURSION BASIC || STAIRCASE || L 13

RECURSION BASIC || REMOVE ALL OCCURANCE OF X CODE || L 12

RECURSION BASIC || REMOVE ALL OCCURANCE OF X || L 11

ADVANCE RECURSION || PRINT ALL PERMUTATION CODE || L 04

ADVANCE RECURSION || PRINT ALL PERMUTATION || L 03

ADVANCE RECURSION || PRINT SUBSEQUENCE CODE || L 02