feat(codeforces): 1062 div 4

codeforces/1062/2167a.cc

@@ -0,0 +1,27 @@
+#include <iostream>
+#include <vector>
+#include <algorithm>
+using namespace std;
+vector<int> a;
+void solve() {
+  a.resize(4);
+  for (int i = 0; i < a.size(); ++i) {
+    cin >> a[i];
+  }
+
+  sort(begin(a), end(a));
+
+  if (a.front() == a.back()) {
+    cout << "YES";
+  } else
+    cout << "NO";
+  cout << '\n';
+}
+int main() {
+  int t;
+  cin >> t;
+  for (int i = 0; i < t; ++i) {
+    solve();
+  }
+}
+