initial commit

1746B Rebellion/1746B.cpp

@@ -0,0 +1,33 @@
+#include<bits/stdc++.h>
+using namespace std;
+using ll = long long;
+
+void solve()
+{
+    int n;
+    cin>>n;
+    int a[n];
+    for(int i=0; i<n; i++)
+    {
+        cin>>a[i];
+    }
+    int ct=0;
+    for(int i=0, j=n-1; i<j; i++, j--)
+    {
+        if(a[i]==1 && a[j]==0) ct++;
+        else if(a[i]==1 && a[j]==1) i--;
+        else if(a[i]==0 && a[j]==0) j++;
+    }
+    cout<<ct<<endl;
+}
+
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    int TC = 1;
+    cin >> TC;
+    cin.ignore();
+    while (TC--) solve();
+}