private static int upper_bound ( int [ ] a , int l , int target ) {
  int r = a . length ;
  while ( l < r ) {
    int mid = l + ( r - l ) / 2 ;
    if ( a [ mid ] > target ) {
      r = mid ;
    }
    else {
      l = mid + 1 ;
    }
  }
  return l ;
}

private static int upper_bound ( int [ ] a , int l , int target ) { int r = a . length ; while ( l < r ) { int mid = l + ( r - l ) / 2 ; if ( a [ mid ] > target ) { r = mid ; } else { l = mid + 1 ; } } return l ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (integral_type) dimensions: (dimensions)) name: (identifier)) (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: (field_access object: (identifier) field: (identifier)))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (binary_expression left: (identifier) right: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) right: (decimal_integer_literal))))) (if_statement condition: (parenthesized_expression (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (identifier)))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal)))))))) (return_statement (identifier))))