static void snake ( int n , int x ) {
  int h = n / W ;
  int w = n % W ;
  if ( h % 2 == 1 ) w = W - w - 1 ;
  ans [ h ] [ w ] = x + 1 ;
}

static void snake ( int n , int x ) { int h = n / W ; int w = n % W ; if ( h % 2 == 1 ) w = W - w - 1 ; ans [ h ] [ w ] = x + 1 ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (identifier)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))))) (expression_statement (assignment_expression left: (array_access array: (array_access array: (identifier) index: (identifier)) index: (identifier)) right: (binary_expression left: (identifier) right: (decimal_integer_literal))))))