static int checkArmstrong ( int x ) {
  int n = String . valueOf ( x ) . length ( ) ;
  int sum1 = 0 ;
  int temp = x ;
  while ( temp > 0 ) {
    int digit = temp % 10 ;
    sum1 += Math . pow ( digit , n ) ;
    temp /= 10 ;
  }
  if ( sum1 == x ) return x ;
  return 0 ;
}

static int checkArmstrong ( int x ) { int n = String . valueOf ( x ) . length ( ) ; int sum1 = 0 ; int temp = x ; while ( temp > 0 ) { int digit = temp % 10 ; sum1 += Math . pow ( digit , n ) ; temp /= 10 ; } if ( sum1 == x ) return x ; return 0 ; }
(method_declaration (modifiers) type: (integral_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 object: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) name: (identifier) arguments: (argument_list)))) (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: (identifier))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (decimal_integer_literal)))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) consequence: (return_statement (identifier))) (return_statement (decimal_integer_literal))))