static int minimumSubarrays ( int ar [ ] , int n ) {
  Vector se = new Vector ( ) ;
  int cnt = 1 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( se . contains ( ar [ i ] ) == false ) {
      se . add ( ar [ i ] ) ;
    }
    else {
      cnt ++ ;
      se . clear ( ) ;
      se . add ( ar [ i ] ) ;
    }
  }
  return cnt ;
}

static int minimumSubarrays ( int ar [ ] , int n ) { Vector se = new Vector ( ) ; int cnt = 1 ; for ( int i = 0 ; i < n ; i ++ ) { if ( se . contains ( ar [ i ] ) == false ) { se . add ( ar [ i ] ) ; } else { cnt ++ ; se . clear ( ) ; se . add ( ar [ i ] ) ; } } return cnt ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) 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)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))) right: (false))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier)))))) alternative: (block (expression_statement (update_expression (identifier))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (array_access array: (identifier) index: (identifier))))))))) (return_statement (identifier))))