public static void main ( String [ ] args ) {
  Scanner input = new Scanner ( System . in ) ;
  BigDecimal a = input . nextBigDecimal ( ) ;
  long b = a . longValue ( ) ;
  if ( b == a . doubleValue ( ) ) System . out . println ( a . toBigInteger ( ) ) ;
  else System . out . println ( a . toPlainString ( ) ) ;
}

public static void main ( String [ ] args ) { Scanner input = new Scanner ( System . in ) ; BigDecimal a = input . nextBigDecimal ( ) ; long b = a . longValue ( ) ; if ( b == a . doubleValue ( ) ) System . out . println ( a . toBigInteger ( ) ) ; else System . out . println ( a . toPlainString ( ) ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) consequence: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) alternative: (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))))))