public static int upperBound ( long arr [ ] , long key ) {
  int left = 0 ;
  int right = arr . length ;
  int mid ;
  while ( left < right ) {
    mid = ( left + right ) / 2 ;
    if ( key >= arr [ mid ] ) {
      left = mid + 1 ;
    }
    else {
      right = mid ;
    }
  }
  return left ;
}

public static int upperBound ( long arr [ ] , long key ) { int left = 0 ; int right = arr . length ; int mid ; while ( left < right ) { mid = ( left + right ) / 2 ; if ( key >= arr [ mid ] ) { left = mid + 1 ; } else { right = mid ; } } return left ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (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: (field_access object: (identifier) field: (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (expression_statement (assignment_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: (identifier) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (identifier) right: (decimal_integer_literal))))) alternative: (block (expression_statement (assignment_expression left: (identifier) right: (identifier))))))) (return_statement (identifier))))