public static int findSqRt ( int n ) {
  int i = 1 ;
  while ( i * i < n ) i ++ ;
  return i ;
}

public static int findSqRt ( int n ) { int i = 1 ; while ( i * i < n ) i ++ ; return i ; }
(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))) (while_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (identifier))) body: (expression_statement (update_expression (identifier)))) (return_statement (identifier))))