public static boolean multipleOrFactor ( String s1 , String s2 ) {
  HashMap < Character , Integer > m1 = new HashMap < > ( ) ;
  HashMap < Character , Integer > m2 = new HashMap < > ( ) ;
  for ( int i = 0 ;
  i < s1 . length ( ) ;
  i ++ ) {
    if ( m1 . containsKey ( s1 . charAt ( i ) ) ) {
      int x = m1 . get ( s1 . charAt ( i ) ) ;
      m1 . put ( s1 . charAt ( i ) , ++ x ) ;
    }
    else m1 . put ( s1 . charAt ( i ) , 1 ) ;
  }
  for ( int i = 0 ;
  i < s2 . length ( ) ;
  i ++ ) {
    if ( m2 . containsKey ( s2 . charAt ( i ) ) ) {
      int x = m2 . get ( s2 . charAt ( i ) ) ;
      m2 . put ( s2 . charAt ( i ) , ++ x ) ;
    }
    else m2 . put ( s2 . charAt ( i ) , 1 ) ;
  }
  for ( HashMap . Entry < Character , Integer > entry : m1 . entrySet ( ) ) {
    if ( ! m2 . containsKey ( entry . getKey ( ) ) ) continue ;
    if ( m2 . get ( entry . getKey ( ) ) != null && ( m2 . get ( entry . getKey ( ) ) % entry . getValue ( ) == 0 || entry . getValue ( ) % m2 . get ( entry . getKey ( ) ) == 0 ) ) continue ;
    else return false ;
  }
  return true ;
}

public static boolean multipleOrFactor ( String s1 , String s2 ) { HashMap < Character , Integer > m1 = new HashMap < > ( ) ; HashMap < Character , Integer > m2 = new HashMap < > ( ) ; for ( int i = 0 ; i < s1 . length ( ) ; i ++ ) { if ( m1 . containsKey ( s1 . charAt ( i ) ) ) { int x = m1 . get ( s1 . charAt ( i ) ) ; m1 . put ( s1 . charAt ( i ) , ++ x ) ; } else m1 . put ( s1 . charAt ( i ) , 1 ) ; } for ( int i = 0 ; i < s2 . length ( ) ; i ++ ) { if ( m2 . containsKey ( s2 . charAt ( i ) ) ) { int x = m2 . get ( s2 . charAt ( i ) ) ; m2 . put ( s2 . charAt ( i ) , ++ x ) ; } else m2 . put ( s2 . charAt ( i ) , 1 ) ; } for ( HashMap . Entry < Character , Integer > entry : m1 . entrySet ( ) ) { if ( ! m2 . containsKey ( entry . getKey ( ) ) ) continue ; if ( m2 . get ( entry . getKey ( ) ) != null && ( m2 . get ( entry . getKey ( ) ) % entry . getValue ( ) == 0 || entry . getValue ( ) % m2 . get ( entry . getKey ( ) ) == 0 ) ) continue ; else return false ; } return true ; }
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(binary_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) (update_expression (identifier)))))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) (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: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) (update_expression (identifier)))))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) (decimal_integer_literal))))))) (enhanced_for_statement type: (generic_type (scoped_type_identifier (type_identifier) (type_identifier)) (type_arguments (type_identifier) (type_identifier))) name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) body: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))) consequence: (continue_statement)) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) right: (null_literal)) right: (parenthesized_expression (binary_expression left: (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))) right: (decimal_integer_literal)) right: (binary_expression left: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) right: (decimal_integer_literal)))))) consequence: (continue_statement) alternative: (return_statement (false))))) (return_statement (true))))