From 0dff824a69c41aea4d4d54017360a368d0c6602f Mon Sep 17 00:00:00 2001
From: omagdy7 <omar.professional8777@gmail.com>
Date: Wed, 13 Jul 2022 23:29:10 +0200
Subject: Solved some new problems

---
 icpcBallons/main.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 icpcBallons/main.cpp

(limited to 'icpcBallons/main.cpp')

diff --git a/icpcBallons/main.cpp b/icpcBallons/main.cpp
new file mode 100644
index 0000000..082df7c
--- /dev/null
+++ b/icpcBallons/main.cpp
@@ -0,0 +1,28 @@
+#include<bits/stdc++.h>
+
+using namespace std;
+
+int main () {
+	ios_base::sync_with_stdio(false);
+	cin.tie(NULL);
+	int tt;
+	cin >> tt;
+	while(tt--){
+    int n;
+    cin >> n;
+    string s;
+    cin >> s;
+    map<char, int> mp;
+    for(auto ch : s) {
+      mp[ch]++;
+    }
+    int ans = 0;
+    for(auto p : mp) {
+      if(p.second >= 2) {
+        ans += p.second - 1;
+      }
+    }
+    ans += mp.size() * 2;
+    cout << ans << endl;
+	}
+}
-- 
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