Update index.md

Author: jrmanrique

uvaonlinejudge/index.md

@@ -3,7 +3,7 @@
 | Volume  | Problem | Title | Solution |
 | ------- | ------- | ----- | -------- |
 | 01 | 100 | The 3n + 1 Problem | :small_blue_diamond: [C](../uvaonlinejudge/c/p0100.c) |
-| 01 | 101 | The Blocks Problem | :small_orange_diamond: [Python](../uvaonlinejudge/python/p0101.c) |
-| 01 | 102 | Ecological Bin Packing | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0102.c) |
-| 01 | 103 | Stacking Boxes | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0103.c) |
-| 01 | 103 | Arbitrage | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0104.c) |
+| 01 | 101 | The Blocks Problem | :small_orange_diamond: [Python](../uvaonlinejudge/python/p0101.py) |
+| 01 | 102 | Ecological Bin Packing | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0102.py) |
+| 01 | 103 | Stacking Boxes | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0103.py) |
+| 01 | 103 | Arbitrage | :small_blue_diamond: [Python](../uvaonlinejudge/python/p0104.py) |