public static void main ( String args [ ] ) {
  Scanner sc = new Scanner ( System . in ) ;
  String s = sc . next ( ) ;
  s += " " ;
  char [ ] arr = s . toCharArray ( ) ;
  int max = 1 , prev = - 1 , index = - 1 ;
  for ( int i = 0 ;
  i < arr . length ;
  i ++ ) {
    if ( arr [ i ] == 'A' || arr [ i ] == ' ' || arr [ i ] == 'E' || arr [ i ] == 'I' || arr [ i ] == 'O' || arr [ i ] == 'U' || arr [ i ] == 'Y' ) {
      index = i ;
      int diff = index - prev ;
      max = Math . max ( max , diff ) ;
      prev = index ;
    }
  }
  System . out . println ( max ) ;
}

public static void main ( String args [ ] ) { Scanner sc = new Scanner ( System . in ) ; String s = sc . next ( ) ; s += " ▁ " ; char [ ] arr = s . toCharArray ( ) ; int max = 1 , prev = - 1 , index = - 1 ; for ( int i = 0 ; i < arr . length ; i ++ ) { if ( arr [ i ] == ' A ' || arr [ i ] == ' ▁ ' || arr [ i ] == ' E ' || arr [ i ] == ' I ' || arr [ i ] == ' O ' || arr [ i ] == ' U ' || arr [ i ] == ' Y ' ) { index = i ; int diff = index - prev ; max = Math . max ( max , diff ) ; prev = index ; } } System . out . println ( max ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier) dimensions: (dimensions))) 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)))) (expression_statement (assignment_expression left: (identifier) right: (string_literal))) (local_variable_declaration type: (array_type element: (integral_type) dimensions: (dimensions)) 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: (decimal_integer_literal)) declarator: (variable_declarator name: (identifier) value: (unary_expression operand: (decimal_integer_literal))) declarator: (variable_declarator name: (identifier) value: (unary_expression operand: (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: (field_access object: (identifier) field: (identifier))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal)) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal))) right: (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (character_literal)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (identifier)))) (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: (identifier))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))