Submission #20,536

20536

2026-01-07 17:39:02

cpp17

Accepted 50/50

286ms

9520 KiB

#include <iostream>
#include <bits/stdc++.h>
using namespace std;

int main()
{
    int n;
    cin>>n;
    vector<int>v(n);
    set<int>t;
    for(int i=0; i<n; i++)
    {
        cin>>v[i];
        t.insert(v[i]);
    }
    int i=n-1;
    while(!t.empty())
    {
        if(t.count(v[i]))
        {
            t.erase(v[i]);
        }
        i--;
    }
    cout<<i+2;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	14ms	820 KiB
		3	Accepted	5/5	1ms	316 KiB
		4	Accepted	5/5	1ms	316 KiB
		5	Accepted	5/5	64ms	1076 KiB
		6	Accepted	5/5	65ms	1076 KiB
		7	Accepted	4/4	221ms	7056 KiB
		8	Accepted	4/4	219ms	6800 KiB
		9	Accepted	4/4	204ms	5944 KiB
		10	Accepted	4/4	188ms	5396 KiB
		11	Accepted	4/4	172ms	4684 KiB
		12	Accepted	2/2	221ms	5172 KiB
		13	Accepted	2/2	275ms	9520 KiB
		14	Accepted	1/1	286ms	9268 KiB
		15	Accepted	1/1	273ms	9268 KiB
		16	Accepted	1/1	248ms	7476 KiB
		17	Accepted	1/1	209ms	5428 KiB
		18	Accepted	1/1	130ms	1780 KiB
		19	Accepted	1/1	120ms	1332 KiB