From adb97626f5553013e2758aeb136c8ffd28436627 Mon Sep 17 00:00:00 2001
From: omagdy7 <omar.professional8777@gmail.com>
Date: Mon, 18 Jul 2022 22:11:40 +0200
Subject: Solved a couple of problems

---
 contests/Round#809/A/main.cpp | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 contests/Round#809/A/main.cpp

(limited to 'contests/Round#809/A/main.cpp')

diff --git a/contests/Round#809/A/main.cpp b/contests/Round#809/A/main.cpp
new file mode 100644
index 0000000..9f5e962
--- /dev/null
+++ b/contests/Round#809/A/main.cpp
@@ -0,0 +1,35 @@
+#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, m;
+    cin >> n >> m;
+    vector<char> v(m, 'B');
+    vector<int> a(n);
+    set<int> vis;
+    for(int &x : a) cin >> x;
+    for(int i = 0; i < n; i++) {
+      int f = a[i] - 1;
+      int l = m - a[i];
+      if(f <= l && v[f] != 'A') {
+        v[f] = 'A';
+      } else if(f <= l && v[f] == 'A') {
+        v[l] = 'A';
+      } else if(l <= f && v[l] != 'A') {
+        v[l] = 'A';
+      } else if(l <= f && v[l] == 'A') {
+        v[f] = 'A';
+      }
+    }
+    for(auto ch : v) {
+      cout << ch;
+    }
+    cout << endl;
+	}
+}
-- 
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