public static int fact ( int N ) {
  int i , product = 1 ;
  for ( i = 1 ;
  i <= N ;
  i ++ ) product = product * i ;
  return product ;
}

public static int fact ( int N ) { int i , product = 1 ; for ( i = 1 ; i <= N ; i ++ ) product = product * i ; return product ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier)) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (assignment_expression left: (identifier) right: (decimal_integer_literal)) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (identifier))))) (return_statement (identifier))))