public static long dec ( int k ) {
  long a = 1 ;
  for ( int i = 0 ;
  i < k ;
  i ++ ) a *= 10 ;
  return a ;
}

public static long dec ( int k ) { long a = 1 ; for ( int i = 0 ; i < k ; i ++ ) a *= 10 ; return a ; }
(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) value: (decimal_integer_literal))) (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: (expression_statement (assignment_expression left: (identifier) right: (decimal_integer_literal)))) (return_statement (identifier))))