FixedBuffer Class Template

#include <iostream>
using namespace std;

template<typename T, size_t N>
class FixedBuffer {
private:
	// your code here
    T data[N];
    size_t count;

public:
    FixedBuffer() : count(0){}

    void push(const T& value){
        if(count < N)
            data[count++] = value;
        else 
            cerr << "Cannot push more elements" << "\n";
    }


    size_t size() const{
        return count;
    }

    T& operator[](size_t idx) {
        return data[idx];
    }

    const T& operator[](size_t idx) const {
        return data[idx];
    }
     

};

int main() {
   int n;
   cin >> n;
   FixedBuffer<int, 10> buf;  // max 10 elements
   for (int i = 0; i < n; i++) {
       int v;
       cin >> v;
       buf.push(v);
   }
   cout << "Buffer size: " << buf.size() << "\n";
   for (size_t i = 0; i < buf.size(); i++) {
       cout << buf[i] << " ";
   }
   cout << "\n";
   return 0;
}