static int findSubSequence ( String s , int num ) {
  int res = 0 ;
  int i = 0 ;
  while ( num > 0 ) {
    if ( ( num & 1 ) == 1 ) res += s . charAt ( i ) - '0' ;
    i ++ ;
    num = num >> 1 ;
  }
  return res ;
}

static int findSubSequence ( String s , int num ) { int res = 0 ; int i = 0 ; while ( num > 0 ) { if ( ( num & 1 ) == 1 ) res += s . charAt ( i ) - '0' ; i ++ ; num = num >> 1 ; } return res ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal))))) (expression_statement (update_expression (identifier))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))))) (return_statement (identifier))))