Driver Code
if __name__ == ' _ _ main _ _ ' : NEW_LINE INDENT v = [ ] NEW_LINE v . append ( [ 1 , 3 ] ) NEW_LINE v . append ( [ 4 , 12 ] ) NEW_LINE v . append ( [ 5 , 8 ] ) NEW_LINE v . append ( [ 13 , 2 ] ) NEW_LINE N = len ( v ) NEW_LINE DEDENT