@@ -0,0 +1,36 @@
+#!/bin/python3
+
+import math
+import os
+import random
+import re
+import sys
+
+# Complete the appendAndDelete function below.
+def appendAndDelete(s, t, k):
+min_len = min(len(s), len(t))
+first_different_index = min_len
+
+for i in range(min_len):
+if s[i] != t[i]:
+first_different_index = i
+break
+
+necessary_operations = len(s) + len(t) - 2 * first_different_index
+
+return("Yes" if k == necessary_operations or (k >= necessary_operations and (k - necessary_operations) % 2 == 0 ) or k >= len(s) + len(t) else "No")
+
+if __name__ == '__main__':
+fptr = open(os.environ['OUTPUT_PATH'], 'w')
+
+s = input()
+
+t = input()
+
+k = int(input())
+
+result = appendAndDelete(s, t, k)
+
+fptr.write(result + '\n')
+
+fptr.close()