private static char get ( long x , long y ) {
  if ( x == 0 ) return s1 . charAt ( ( int ) y ) ;
  if ( y <= 34 ) return s2 . charAt ( ( int ) y ) ;
  if ( y <= 34 + f [ ( int ) ( x - 1 ) ] || ( f [ ( int ) x ] >= lmit && f [ ( int ) ( x - 1 ) ] >= lmit ) ) return get ( x - 1 , y - 34 ) ;
  if ( y <= 34 + f [ ( int ) ( x - 1 ) ] + 32 ) return s2 . charAt ( ( int ) ( y - f [ ( int ) ( x - 1 ) ] ) ) ;
  if ( y <= 34 + 2 * f [ ( int ) ( x - 1 ) ] + 32 ) return get ( x - 1 , y - 34 - f [ ( int ) ( x - 1 ) ] - 32 ) ;
  return s2 . charAt ( ( int ) ( y - f [ ( int ) ( x - 1 ) ] - f [ ( int ) ( x - 1 ) ] ) ) ;
}

private static char get ( long x , long y ) { if ( x == 0 ) return s1 . charAt ( ( int ) y ) ; if ( y <= 34 ) return s2 . charAt ( ( int ) y ) ; if ( y <= 34 + f [ ( int ) ( x - 1 ) ] || ( f [ ( int ) x ] >= lmit && f [ ( int ) ( x - 1 ) ] >= lmit ) ) return get ( x - 1 , y - 34 ) ; if ( y <= 34 + f [ ( int ) ( x - 1 ) ] + 32 ) return s2 . charAt ( ( int ) ( y - f [ ( int ) ( x - 1 ) ] ) ) ; if ( y <= 34 + 2 * f [ ( int ) ( x - 1 ) ] + 32 ) return get ( x - 1 , y - 34 - f [ ( int ) ( x - 1 ) ] - 32 ) ; return s2 . charAt ( ( int ) ( y - f [ ( int ) ( x - 1 ) ] - f [ ( int ) ( x - 1 ) ] ) ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (cast_expression type: (integral_type) value: (identifier)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (cast_expression type: (integral_type) value: (identifier)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (binary_expression left: (decimal_integer_literal) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))))) right: (parenthesized_expression (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (identifier))) right: (identifier)) right: (binary_expression left: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))) right: (identifier)))))) consequence: (return_statement (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)) (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (binary_expression left: (binary_expression left: (decimal_integer_literal) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))) right: (decimal_integer_literal)))) consequence: (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (binary_expression left: (binary_expression left: (decimal_integer_literal) right: (binary_expression left: (decimal_integer_literal) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))))) right: (decimal_integer_literal)))) consequence: (return_statement (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (decimal_integer_literal)) (binary_expression left: (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))) right: (decimal_integer_literal)))))) (return_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))) right: (array_access array: (identifier) index: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal)))))))))))))