1 files changed, 20 insertions, 0 deletions
diff --git a/codeforces/StringTask/StringTask.cpp b/codeforces/StringTask/StringTask.cpp
new file mode 100644
index 0000000..74d4635
--- /dev/null
+++ b/codeforces/StringTask/StringTask.cpp
@@ -0,0 +1,20 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+  ios::sync_with_stdio(false);
+  cin.tie(0);
+  string s;
+  cin >> s;
+  string vowels = "aeiouy";
+  set<char> st(vowels.begin(), vowels.end());
+  string ans = "";
+  for (char ch : s) {
+    if (!st.count(tolower(ch))) {
+      ans += "." + string(1, tolower(ch));
+    }
+  }
+  cout << ans << '\n';
+  return 0;
+}