public static void main ( String [ ] $ ) {
  Scanner sc = new Scanner ( in ) ;
  int n = sc . nextInt ( ) , k = sc . nextInt ( ) ;
  int a = sc . nextInt ( ) ;
  int m = a ;
  int g = a ;
  for ( int i = 0 ;
  i < n - 1 ;
  i ++ ) {
    int b = sc . nextInt ( ) ;
    m = max ( m , b ) ;
    g = gcd ( a , b ) ;
    a = b ;
  }
  if ( k <= m && k % g == 0 ) out . println ( "POSSIBLE" ) ;
  else out . println ( "IMPOSSIBLE" ) ;
}

public static void main ( String [ ] $ ) { Scanner sc = new Scanner ( in ) ; int n = sc . nextInt ( ) , k = sc . nextInt ( ) ; int a = sc . nextInt ( ) ; int m = a ; int g = a ; for ( int i = 0 ; i < n - 1 ; i ++ ) { int b = sc . nextInt ( ) ; m = max ( m , b ) ; g = gcd ( a , b ) ; a = b ; } if ( k <= m && k % g == 0 ) out . println ( " POSSIBLE " ) ; else out . println ( " IMPOSSIBLE " ) ; }
(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 (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) 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)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal))) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (identifier))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal)))) consequence: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (string_literal)))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (string_literal)))))))