static public HashMap < Integer , Integer > factor ( int in ) {
  HashMap < Integer , Integer > result = new HashMap < > ( ) ;
  for ( int i = 2 ;
  i * i <= in ;
  i ++ ) {
    if ( in % i == 0 ) {
      int count = 0 ;
      while ( in % i == 0 ) {
        count ++ ;
        in /= i ;
      }
      result . put ( i , count ) ;
    }
  }
  if ( in != 1 ) {
    result . put ( in , 1 ) ;
  }
  return result ;
}

static public HashMap < Integer , Integer > factor ( int in ) { HashMap < Integer , Integer > result = new HashMap < > ( ) ; for ( int i = 2 ; i * i <= in ; i ++ ) { if ( in % i == 0 ) { int count = 0 ; while ( in % i == 0 ) { count ++ ; in /= i ; } result . put ( i , count ) ; } } if ( in != 1 ) { result . put ( in , 1 ) ; } return result ; }
(method_declaration (modifiers) type: (generic_type (type_identifier) (type_arguments (type_identifier) (type_identifier))) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier) (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) consequence: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (while_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))) body: (block (expression_statement (update_expression (identifier))) (expression_statement (assignment_expression left: (identifier) right: (identifier))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier)))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal)))))) (return_statement (identifier))))