4 files changed, 166 insertions, 0 deletions
diff --git a/codeforces/KeepItBeautiful/main b/codeforces/KeepItBeautiful/main
new file mode 100755
index 0000000..80ce9ad
--- /dev/null
+++ b/codeforces/KeepItBeautiful/main
diff --git a/codeforces/KeepItBeautiful/main.cpp b/codeforces/KeepItBeautiful/main.cpp
new file mode 100755
index 0000000..9be7954
--- /dev/null
+++ b/codeforces/KeepItBeautiful/main.cpp
@@ -0,0 +1,156 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+using ll = long long;
+using pii = pair<int, int>;
+using vpi = vector<pii>;
+using vi = vector<int>;
+using vll = vector<long long>;
+using mpii = map<int, int>;
+using mpll = map<ll, ll>;
+using db = long double;
+
+#define pb push_back
+#define all(x) (x).begin(), (x).end()
+#define rall(x) (x).rbegin(), (x).rend()
+#define lb lower_bound
+#define ub upper_bound
+#define make_unique(x)                                                         \
+  sort(all((x)));                                                              \
+  (x).resize(unique(all((x))) - (x).begin())
+#define ceil(a, b) ((a) + (b) - 1) / (b))
+
+const int MOD = (int)1e9 + 7;
+const db PI = acos((db)-1);
+const int dx[4]{1, 0, -1, 0};
+const int dy[4]{0, 1, 0, -1};
+
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const pair<K, V> &p);
+template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec);
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const map<K, V> &m);
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const unordered_map<K, V> &m);
+template <typename T> ostream &operator<<(ostream &os, const set<T> &s);
+template <typename T>
+ostream &operator<<(ostream &os, const unordered_set<T> &s);
+
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const pair<K, V> &p) {
+  os << "(" << p.first << ", " << p.second << ")";
+  return os;
+}
+
+template <typename T> ostream &operator<<(ostream &os, const vector<T> &vec) {
+  os << "{";
+  for (size_t i = 0; i < vec.size(); ++i) {
+    if (i > 0)
+      os << ", ";
+    os << vec[i];
+  }
+  os << "}";
+  return os;
+}
+
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const map<K, V> &m) {
+  os << "{";
+  for (const auto &p : m) {
+    os << p.first << ": " << p.second << ", ";
+  }
+  os << "}";
+  return os;
+}
+
+template <typename K, typename V>
+ostream &operator<<(ostream &os, const unordered_map<K, V> &m) {
+  os << "{";
+  for (const auto &p : m) {
+    os << p.first << ": " << p.second << ", ";
+  }
+  os << "}";
+  return os;
+}
+
+template <typename T> ostream &operator<<(ostream &os, const set<T> &s) {
+  int i = 0;
+  os << "{";
+  for (const auto &e : s) {
+    if (i > 0)
+      os << ", ";
+    os << e;
+    i++;
+  }
+  os << "}";
+  return os;
+}
+
+template <typename T>
+ostream &operator<<(ostream &os, const unordered_set<T> &s) {
+  int i = 0;
+  os << "{";
+  for (const auto &e : s) {
+    if (i > 0)
+      os << ", ";
+    os << e;
+    i++;
+  }
+  os << "}";
+  return os;
+}
+
+void dbg() { cerr << "\n"; }
+
+template <typename T, typename... TS> void dbg(T val, TS... vals) {
+  cerr << val << " ";
+  dbg(vals...);
+}
+
+/* stuff you should look for:
+  ---------------------------
+   * special cases (n=1?)
+   * int overflow, array bounds
+   * do smth instead of nothing and stay organized
+   * WRITE STUFF DOWN
+   * DON'T GET STUCK ON ONE APPROACH
+ */
+
+void solve() {
+  int q;
+  cin >> q;
+  const int inf = 1e9;
+  int lst = -inf;
+  int drop = false;
+  string ans = "";
+  while (q--) {
+    int x;
+    cin >> x;
+    if (x >= lst) {
+      if (drop) {
+
+      } else {
+        ans += "1";
+      }
+    } else {
+      if (drop) {
+        ans += "0";
+      } else {
+        ans += "1";
+        lst = x;
+        drop = true;
+      }
+    }
+  }
+  cout << ans << '\n';
+}
+
+int main() {
+  ios_base::sync_with_stdio(false);
+  cin.tie(NULL);
+  int tt;
+  cin >> tt;
+  while (tt--) {
+    solve();
+  }
+}
diff --git a/codeforces/KeepItBeautiful/main_input0.txt b/codeforces/KeepItBeautiful/main_input0.txt
new file mode 100644
index 0000000..cb1c3e9
--- /dev/null
+++ b/codeforces/KeepItBeautiful/main_input0.txt
@@ -0,0 +1,7 @@
+3
+9
+3 7 7 9 2 4 6 3 4
+5
+1 1 1 1 1
+5
+3 2 1 2 3
diff --git a/codeforces/KeepItBeautiful/main_output0.txt b/codeforces/KeepItBeautiful/main_output0.txt
new file mode 100644
index 0000000..23f25a7
--- /dev/null
+++ b/codeforces/KeepItBeautiful/main_output0.txt
@@ -0,0 +1,3 @@
+111110010
+11111
+11011