initial commit

1841B Keep it Beautiful/1841B.cpp

@@ -0,0 +1,53 @@
+#include<bits/stdc++.h>
+using namespace std;
+using ll = long long;
+
+
+void solve()
+{
+    int n;
+    cin>>n;
+    vector<int>v;
+    for(int i=0; i<n; ++i)
+    {
+        int x;
+        cin>>x;
+        v.push_back(x);
+    }
+    string s="1";
+    int last=v[0];
+    bool increase=1;
+    for(int i=1; i<n; ++i)
+    {
+        if(v[i]>=last && increase)
+        {
+            s.push_back('1');
+            last=v[i];
+        }
+        else if(v[i]<last && v[0]>=v[i] && increase)
+        {
+            increase=0;
+            last=v[i];
+            s.push_back('1');
+        }
+        else if(v[i]>=last && v[i]<=v[0])
+        {
+            last=v[i];
+            s.push_back('1');
+        }
+        else
+            s.push_back('0');
+    }
+    cout<<s<<endl;
+}
+
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    int TC = 1;
+    cin >> TC;
+    cin.ignore();
+    while (TC--) solve();
+}