update readme

Author: hogan-tech

.github/test.txt

@@ -1,2 +1,3 @@
-0339-nested-list-weight-sum python medium
-2169-count-operations-to-obtain-zero python easy
+3740-minimum-distance-between-three-equal-elements-i python easy
+3741-minimum-distance-between-three-equal-elements-ii python medium
+3742-maximum-path-score-in-a-grid python medium

4115-minimum-distance-between-three-equal-elements-i/4115-minimum-distance-between-three-equal-elements-i.py renamed to Python/3740-minimum-distance-between-three-equal-elements-i.py

@@ -294,3 +294,6 @@
 | 3731 | [Find Missing Elements](https://leetcode.com/problems/find-missing-elements)                                                                                           | [Python](./Python/3731-find-missing-elements.py)                                              | [Easy](./Readme/3731-find-missing-elements.md)                                                |
 | 3732 | [Maximum Product of Three Elements After One Replacement](https://leetcode.com/problems/maximum-product-of-three-elements-after-one-replacement)                       | [Python](./Python/3732-maximum-product-of-three-elements-after-one-replacement.py)            | [Medium](./Readme/3732-maximum-product-of-three-elements-after-one-replacement.md)            |
 | 3733 | [Minimum Time to Complete All Deliveries](https://leetcode.com/problems/minimum-time-to-complete-all-deliveries)                                                       | [Python](./Python/3733-minimum-time-to-complete-all-deliveries.py)                            | [Medium](./Readme/3733-minimum-time-to-complete-all-deliveries.md)                            |
+| 3740 | [Minimum Distance Between Three Equal Elements I](https://leetcode.com/problems/minimum-distance-between-three-equal-elements-i)                                       | [Python](./Python/3740-minimum-distance-between-three-equal-elements-i.py)                    | [Easy](./Readme/3740-minimum-distance-between-three-equal-elements-i.md)                      |
+| 3741 | [Minimum Distance Between Three Equal Elements II](https://leetcode.com/problems/minimum-distance-between-three-equal-elements-ii)                                     | [Python](./Python/3741-minimum-distance-between-three-equal-elements-ii.py)                   | [Medium](./Readme/3741-minimum-distance-between-three-equal-elements-ii.md)                   |
+| 3742 | [Maximum Path Score in a Grid](https://leetcode.com/problems/maximum-path-score-in-a-grid)                                                                             | [Python](./Python/3742-maximum-path-score-in-a-grid.py)                                       | [Medium](./Readme/3742-maximum-path-score-in-a-grid.md)                                       |