Add new course

BM40A1500 Data Structures and Algorithms/Assignments/Week 2/changes.py

@@ -0,0 +1,17 @@
+def changes(A):
+    count = 0
+    i = 0
+    while i < len(A):
+        if i == len(A)-1:
+            break
+        else:
+            if A[i+1] == A[i]:
+                count += 1
+                i += 2
+            else:
+                i += 1
+    return count
+
+
+if __name__ == "__main__":
+    print(changes([1, 2, 5, 5, 4, 2]))