public static int solve ( int n ) {
  int ans = ( n * n / 4 ) ;
  return ans ;
}

public static int solve ( int n ) { int ans = ( n * n / 4 ) ; return ans ; }
(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: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (decimal_integer_literal))))) (return_statement (identifier))))