From c52b36c6a37fdb1d1de146d3939cb42e2c691f44 Mon Sep 17 00:00:00 2001
From: omagdy7 <omar.professional8777@gmail.com>
Date: Sat, 5 Nov 2022 01:28:02 +0200
Subject: Solved 6 problem in filtrationContest and restructured the repo

---
 codeforces/DifferenceOperations/main.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 codeforces/DifferenceOperations/main.cpp

(limited to 'codeforces/DifferenceOperations/main.cpp')

diff --git a/codeforces/DifferenceOperations/main.cpp b/codeforces/DifferenceOperations/main.cpp
new file mode 100644
index 0000000..7594a5c
--- /dev/null
+++ b/codeforces/DifferenceOperations/main.cpp
@@ -0,0 +1,23 @@
+#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;
+    vector<int> v(n);
+    for (int &x : v)
+      cin >> x;
+    bool ok = true;
+    for (int i = 1; i < n; ++i) {
+      if (v[i] % v[0])
+        ok = false;
+    }
+    cout << (ok ? "YES" : "NO") << endl;
+  }
+}
-- 
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