code Vị trí lớn nhất bằng C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin>>n;
	vector<int>a(n+1);
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	int maxx=a[n],pos=n;
	for(int i=n-1;i>=1;i--){
		if(maxx<a[i]){
			maxx=a[i];
			pos=i;
		}
	}
	cout<<pos;
}

\begin{array}{c} \color{#db1616}{\texttt{#Khoadang09}} \end{array}
`@`$\texttt{C++: }$

#include <bits/stdc++.h>
#define buff ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
using namespace std;
int main(){
    int n, x; cin >> n >> x;
    int max = x, pos_max = 0;
    for (int i=1;i<n;i++){
        cin >> x;
        if (max<=x){
            max = x;
            pos_max = i;
        }
    }
    cout << ++pos_max;
    return 0;
}