public static void main ( String [ ] args ) {
  String s = "abscrcdba" ;
  Integer ma = 0 ;
  for ( char c1 = 'a' ;
  c1 <= 'z' ;
  c1 ++ ) ma = Math . max ( ma , solve ( s . toCharArray ( ) , c1 ) * 2 ) ;
  System . out . print ( ma + "\n" ) ;
}

public static void main ( String [ ] args ) { String s = " abscrcdba " ; Integer ma = 0 ; for ( char c1 = ' a ' ; c1 <= ' z ' ; c1 ++ ) ma = Math . max ( ma , solve ( s . toCharArray ( ) , c1 ) * 2 ) ; System . out . print ( ma + " \n " ) ; }
(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: (string_literal))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (character_literal))) condition: (binary_expression left: (identifier) right: (character_literal)) update: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) (identifier))) right: (decimal_integer_literal))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (string_literal)))))))