1 files changed, 33 insertions, 0 deletions
diff --git a/challenge-262/packy-anderson/python/ch-2.py b/challenge-262/packy-anderson/python/ch-2.py
new file mode 100755
index 0000000000..e485257ef9
--- /dev/null
+++ b/challenge-262/packy-anderson/python/ch-2.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+
+def countEquDiv(k, ints):
+    explain = []
+    cnt = 0
+    for i in range(len(ints) - 1):
+        for j in range(i+1, len(ints)):
+            # does ints[i] == ints[j]?
+            if not ints[i] == ints[j]: break
+            # is i x j is divisible by k?
+            if not ( (i * j) % k ) == 0: break
+            # count the pair and explain why
+            cnt += 1
+            explain.append(
+                f"({i}, {j}) => ints[{i}] == ints[{j}] " +
+                f"and {i} x {j} is divisible by {k}"
+            )
+    return(cnt, "\n".join(explain))
+
+def comma_join(arr):
+    return ', '.join(map(lambda i: str(i), arr))
+
+def solution(k, ints):
+    print(f'Input: @arr = ({comma_join(ints)}) '+
+          f'and $k = {k}')
+    (cnt, explain) = countEquDiv(k, ints)
+    print(f'Output: {cnt}\n\n{explain}')
+
+print('Example 1:')
+solution(2, [3,1,2,2,2,1,3])
+
+print('\nExample 2:')
+solution(1, [1,2,3])
+\ No newline at end of file