Add solution for find the most adjacent int of same values

src/python/katas/py5kyu/find_the_most_adjacent_integers_of_the_same_value_in_a_grid.py

@@ -0,0 +1,32 @@
+"""Kata url: https://www.codewars.com/kata/5b258cf6d74b5b7105000035."""
+
+def flood(grid, x, y, target) -> int:
+    if x < 0 or x >= len(grid[0]):
+        return 0
+    if y < 0 or y >= len(grid):
+        return 0
+    if grid[y][x] != target:
+        return 0
+
+    grid[y][x] = -1
+    return 1 + sum(
+        flood(grid, x + dx, y + dy, target)
+        for dx, dy in ((-1,0), (1,0), (0,-1), (0,1))
+    )
+
+
+def find_most_adjacent(grid):
+    bv, bc = (-1, 0)
+
+    for y, line in enumerate(grid):
+        for x, cell in enumerate(line):
+            if cell == -1:
+                continue
+
+            count = flood(grid, x, y, cell)
+            if count > bc:
+                bv, bc = (cell, count)
+            elif count == bc and cell < bv:
+                bv = cell
+
+    return bv, bc