Update README.md

README.md

@@ -1342,6 +1342,47 @@ variations are not available for MBPP.
 
 ## Changelog
 
+### Version 3.1.1
+
+This version fixes a bug that affected some TypeScript problems, thanks to [Niels Mündler
+](https://github.com/nielstron). The issue impacts MBPP-based problems. The fix changes
+whitespace in a few HumanEval-based problems that should be insignificant. These
+are the relevant changes:
+
+```diff
+=== mbpp-ts_prompt_mbpp_253_count_integer.diff ===
+- function count_integer(list1: number| string| number[]): number {
++ function count_integer(list1: (number | string | number)[]): number {
+=== mbpp-ts_prompt_mbpp_278_count_first_elements.diff ===
+- function count_first_elements(test_tup: number| [number, number][]): number {
++ function count_first_elements(test_tup: (number | [number, number])[]): number {
+=== mbpp-ts_prompt_mbpp_294_max_val.diff ===
+- function max_val(listval: string| number[]): number {
++ function max_val(listval: (string | number)[]): number {
+=== mbpp-ts_prompt_mbpp_297_flatten_list.diff ===
+- function flatten_list(list1: number| number[][]): number[] {
++ function flatten_list(list1: (number | number[])[]): number[] {
+=== mbpp-ts_prompt_mbpp_405_check_tuplex.diff ===
+- function check_tuplex(tuplex: string| number[], tuple1: any): boolean {
++ function check_tuplex(tuplex: (string | number)[], tuple1: any): boolean {
+=== mbpp-ts_prompt_mbpp_410_min_val.diff ===
+- function min_val(listval: string| number[]): number {
++ function min_val(listval: (string | number)[]): number {
+=== mbpp-ts_prompt_mbpp_419_round_and_sum.diff ===
+- function round_and_sum(list1: number| number[]): number {
++ function round_and_sum(list1: (number | number)[]): number {
+=== mbpp-ts_prompt_mbpp_65_recursive_list_sum.diff ===
+- function recursive_list_sum(data_list: number| number[][]): number {
++ function recursive_list_sum(data_list: (number | number[])[]): number {
+=== mbpp-ts_prompt_mbpp_755_second_smallest.diff ===
+- function second_smallest(numbers: number| number[]): number | undefined {
++ function second_smallest(numbers: (number | number)[]): number | undefined {
+```
+
+See [Github Issue 160](https://github.com/nuprl/MultiPL-E/issues/160) for more
+information.
+
+
 ### Version 3.1
 
 MultiPL-E now supports Dart, thanks to [Devon Carew](https://github.com/devoncarew).