public static void main ( String [ ] args ) {
  int arr [ ] [ ] = new int [ ] [ ] {
    {
      1 , 2 , 3 }, {
        4 , 5 , 6 }, {
          7 , 8 , 9 }
        };
        int prefix_xor [ ] [ ] = new int [ n ] [ n ] ;
        preComputeXor ( arr , prefix_xor ) ;
        System . out . println ( ansQuerie ( prefix_xor , 1 , 1 , 2 , 2 ) ) ;
        System . out . println ( ansQuerie ( prefix_xor , 1 , 2 , 2 , 2 ) ) ;
      }
      
public static void main ( String [ ] args ) { int arr [ ] [ ] = new int [ ] [ ] { { 1 , 2 , 3 } , { 4 , 5 , 6 } , { 7 , 8 , 9 } } ; int prefix_xor [ ] [ ] = new int [ n ] [ n ] ; preComputeXor ( arr , prefix_xor ) ; System . out . println ( ansQuerie ( prefix_xor , 1 , 1 , 2 , 2 ) ) ; System . out . println ( ansQuerie ( prefix_xor , 1 , 2 , 2 , 2 ) ) ; }
(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: (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) (decimal_integer_literal)) (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)) (array_initializer (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) dimensions: (dimensions) value: (array_creation_expression type: (integral_type) dimensions: (dimensions_expr (identifier)) dimensions: (dimensions_expr (identifier))))) (expression_statement (method_invocation name: (identifier) arguments: (argument_list (identifier) (identifier)))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal)))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation name: (identifier) arguments: (argument_list (identifier) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal) (decimal_integer_literal))))))))