add new test

Author: lrvideckis

tests/library_checker_aizu_tests/data_structures/deque_index.test.cpp

@@ -0,0 +1,32 @@
+#define PROBLEM "https://judge.yosupo.jp/problem/deque"
+#include "../template.hpp"
+#include "../../../library/data_structures/uncommon/deque_op.hpp"
+int main() {
+  cin.tie(0)->sync_with_stdio(0);
+  int q;
+  cin >> q;
+  deq dq(vector<int>(),
+    [](int x, int y) -> int { return min(x, y); });
+  while (q--) {
+    int type;
+    cin >> type;
+    if (type == 0) {
+      int x;
+      cin >> x;
+      dq.push_front(x);
+    } else if (type == 1) {
+      int x;
+      cin >> x;
+      dq.push_back(x);
+    } else if (type == 2) {
+      dq.pop_front();
+    } else if (type == 3) {
+      dq.pop_back();
+    } else {
+      int i;
+      cin >> i;
+      cout << dq[i] << '\n';
+    }
+  }
+  return 0;
+}