static int maxnumber ( int n , int k ) {
  for ( int j = 0 ;
  j < k ;
  j ++ ) {
    int ans = 0 ;
    int i = 1 ;
    while ( n / i > 0 ) {
      int temp = ( n / ( i * 10 ) ) * i + ( n % i ) ;
      i *= 10 ;
      ans = Math . max ( ans , temp ) ;
    }
    n = ans ;
  }
  return n ;
}

static int maxnumber ( int n , int k ) { for ( int j = 0 ; j < k ; j ++ ) { int ans = 0 ; int i = 1 ; while ( n / i > 0 ) { int temp = ( n / ( i * 10 ) ) * i + ( n % i ) ; i *= 10 ; ans = Math . max ( ans , temp ) ; } n = ans ; } return n ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (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 (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))))) right: (identifier)) right: (parenthesized_expression (binary_expression left: (identifier) right: (identifier)))))) (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal))) (expression_statement (assignment_expression left: (identifier) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier))))))) (expression_statement (assignment_expression left: (identifier) right: (identifier))))) (return_statement (identifier))))