static void perform_steps ( int n ) {
  int left = find_leftmost_unsetbit ( n ) ;
  if ( left == - 1 ) {
    System . out . print ( "No steps required" ) ;
    return ;
  }
  int step = 1 ;
  while ( find_leftmost_unsetbit ( n ) != - 1 ) {
    if ( step % 2 == 0 ) {
      n += 1 ;
      System . out . println ( "Step" + step + ": Increase by 1" ) ;
    }
    else {
      int m = find_leftmost_unsetbit ( n ) ;
      int num = ( int ) ( Math . pow ( 2 , m ) - 1 ) ;
      n = n ^ num ;
      System . out . println ( "Step" + step + ": Xor with " + num ) ;
    }
    step += 1 ;
  }
}

static void perform_steps ( int n ) { int left = find_leftmost_unsetbit ( n ) ; if ( left == - 1 ) { System . out . print ( " No ▁ steps ▁ required " ) ; return ; } int step = 1 ; while ( find_leftmost_unsetbit ( n ) != - 1 ) { if ( step % 2 == 0 ) { n += 1 ; System . out . println ( " Step " + step + " : ▁ Increase ▁ by ▁ 1" ) ; } else { int m = find_leftmost_unsetbit ( n ) ; int num = ( int ) ( Math . pow ( 2 , m ) - 1 ) ; n = n ^ num ; System . out . println ( " Step " + step + " : ▁ Xor ▁ with ▁ " + num ) ; } step += 1 ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (unary_expression operand: (decimal_integer_literal)))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (identifier))) right: (unary_expression operand: (decimal_integer_literal)))) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (string_literal) right: (identifier)) right: (string_literal)))))) alternative: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation name: (identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (cast_expression type: (integral_type) value: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal) (identifier))) right: (decimal_integer_literal)))))) (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier)))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (binary_expression left: (binary_expression left: (string_literal) right: (identifier)) right: (string_literal)) right: (identifier))))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal)))))))