static int fib ( int n ) {
  int F [ ] [ ] = new int [ ] [ ] {
    {
      1 , 1 }, {
        1 , 0 }
      };
      if ( n == 0 ) return 0 ;
      power ( F , n - 1 ) ;
      return F [ 0 ] [ 0 ] ;
    }
    
static int fib ( int n ) { int F [ ] [ ] = new int [ ] [ ] { { 1 , 1 } , { 1 , 0 } } ; if ( n == 0 ) return 0 ; power ( F , n - 1 ) ; return F [ 0 ] [ 0 ] ; }
(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) dimensions: (dimensions) value: (array_creation_expression type: (integral_type) dimensions: (dimensions) value: (array_initializer (array_initializer (decimal_integer_literal) (decimal_integer_literal)) (array_initializer (decimal_integer_literal) (decimal_integer_literal)))))) (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) consequence: (return_statement (decimal_integer_literal))) (expression_statement (method_invocation name: (identifier) arguments: (argument_list (identifier) (binary_expression left: (identifier) right: (decimal_integer_literal))))) (return_statement (array_access array: (array_access array: (identifier) index: (decimal_integer_literal)) index: (decimal_integer_literal)))))